refill blockchain stReturnDataTest

88 files changed, 4177 insertions, 6178 deletions

diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0.json
index 012214de6..1fc52cb12 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "call_ecrec_success_empty_then_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
+            "sourceHash" : "a5aeb2b29e8e76d8e1bc4d133751be9f04867af66caf2caf66f8cd15299599c2"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x7432",
-                    "hash" : "0x969587775fb56218f2507e2b0f756d0d81071c92fd878937c001a751e674f1f1",
-                    "mixHash" : "0xe446fe1a17f2af09710d19f8e7776b0aae991e14adcb028363a1c151457b9973",
-                    "nonce" : "0x24d2cf725e5627f7",
+                    "hash" : "0x61e58c6967d15d59cfc09fd2e19d5bbd811987ef1925df2faa82e2cae229ee87",
+                    "mixHash" : "0x7725360863aa0565d51d7a0807e7cc17e7676c7206e9f742ee2bd33d175c8807",
+                    "nonce" : "0xea47f731d83e5400",
                     "number" : "0x01",
                     "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
                     "receiptTrie" : "0x0cc6ca6c7682e8a53d561ef81345c3a399e4448256ecbc4ee8a6c63b8f7440a6",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa09481309d5b59a020b85bdf6204a190d3d8165a1421875bdaa802a20698422e67a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x969587775fb56218f2507e2b0f756d0d81071c92fd878937c001a751e674f1f1",
+        "lastblockhash" : "0x61e58c6967d15d59cfc09fd2e19d5bbd811987ef1925df2faa82e2cae229ee87",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -106,120 +106,13 @@
             }
         }
     },
-    "call_ecrec_success_empty_then_returndatasize_d0g0v0_Constantinople" : {
-        "_info" : {
-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
-        },
-        "blocks" : [
-            {
-                "blockHeader" : {
-                    "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
-                    "gasUsed" : "0x7432",
-                    "hash" : "0xf74754dd75a9e0df2a17895f9eb83af02badec4673c1d2fdfe8983e5f3c8096d",
-                    "mixHash" : "0xf94393282065feb5eea0ba4dd3dbd2228debfec04e2b45cd53ac7dd5ad7d4d86",
-                    "nonce" : "0x65ddbd290cc42e5e",
-                    "number" : "0x01",
-                    "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
-                    "receiptTrie" : "0x0cc6ca6c7682e8a53d561ef81345c3a399e4448256ecbc4ee8a6c63b8f7440a6",
-                    "stateRoot" : "0x5ea1e5b26579f0a215abb424c614bdf17d54422a9bae3330118e287dd5ec1e48",
-                    "timestamp" : "0x03e8",
-                    "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
-                    "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
-                },
-                "rlp" : "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",
-                "transactions" : [
-                    {
-                        "data" : "",
-                        "gasLimit" : "0x0a00000000",
-                        "gasPrice" : "0x01",
-                        "nonce" : "0x00",
-                        "r" : "0x3b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507",
-                        "s" : "0x24a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2",
-                        "to" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                        "v" : "0x1b",
-                        "value" : "0x00"
-                    }
-                ],
-                "uncleHeaders" : [
-                ]
-            }
-        ],
-        "genesisBlockHeader" : {
-            "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
-            "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-            "difficulty" : "0x020000",
-            "extraData" : "0x42",
-            "gasLimit" : "0x0a00000000",
-            "gasUsed" : "0x00",
-            "hash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
-            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "nonce" : "0x0102030405060708",
-            "number" : "0x00",
-            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
-            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "stateRoot" : "0x9481309d5b59a020b85bdf6204a190d3d8165a1421875bdaa802a20698422e67",
-            "timestamp" : "0x03b6",
-            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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-        "lastblockhash" : "0xf74754dd75a9e0df2a17895f9eb83af02badec4673c1d2fdfe8983e5f3c8096d",
-        "network" : "Constantinople",
-        "postState" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x60aa60006000600060006001619000f1503d600055",
-                "nonce" : "0x00",
-                "storage" : {
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-            "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "0x29a2241af62c7432",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
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-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x63ffff8bce",
-                "code" : "",
-                "nonce" : "0x01",
-                "storage" : {
-                }
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-        "pre" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x60aa60006000600060006001619000f1503d600055",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x6400000000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            }
-        }
-    },
     "call_ecrec_success_empty_then_returndatasize_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
+            "sourceHash" : "a5aeb2b29e8e76d8e1bc4d133751be9f04867af66caf2caf66f8cd15299599c2"
         },
         "blocks" : [
             {
@@ -230,9 +123,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x0a6c267c8458a9cdb7b703a4cb09191b069299072e21aae671b5ba5aef8fe1bb",
-                    "mixHash" : "0xa2045137f34afc609d62b5b6dfbc0d434c0649f4b6cfaa58e9f647eb0f46d302",
-                    "nonce" : "0xca04d8058cd2cdc3",
+                    "hash" : "0xe49c99af5cd0eaccf8fabc0483fe69f1b57977cc4ef8ce2d3377736f520469d2",
+                    "mixHash" : "0x77b5b8033db7c10512688ec924829fdaa6268ce2b7535bb06f34b607919f4ee5",
+                    "nonce" : "0x380cc92e50a45b69",
                     "number" : "0x01",
                     "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
                     "receiptTrie" : "0xf82f4d47415174a5e1144bbdcaeffcbcaa994c7c13eec7119b444f4d0590594c",
@@ -241,10 +134,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -278,7 +171,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x0a6c267c8458a9cdb7b703a4cb09191b069299072e21aae671b5ba5aef8fe1bb",
+        "lastblockhash" : "0xe49c99af5cd0eaccf8fabc0483fe69f1b57977cc4ef8ce2d3377736f520469d2",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -323,10 +216,10 @@
     "call_ecrec_success_empty_then_returndatasize_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
+            "sourceHash" : "a5aeb2b29e8e76d8e1bc4d133751be9f04867af66caf2caf66f8cd15299599c2"
         },
         "blocks" : [
             {
@@ -337,9 +230,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xa02fbc4b5c1bfa034ca24348db2f846265ac622b1a79233e3668d195aab4cd23",
-                    "mixHash" : "0xbcf8a7220d52b0903796cd46131708f40a9e99812d5cb2edd604a0c739b6ce06",
-                    "nonce" : "0x5bb4f415bbfe664f",
+                    "hash" : "0x49333152996ebb490d7b32f4d761c16cde5b13f7d103e17644091a34b6c658f3",
+                    "mixHash" : "0x3300ed021eef0a87f7d840f864e60bf83213ad37ac67c2b0be5835fb95e424eb",
+                    "nonce" : "0x820ce0ee29734afb",
                     "number" : "0x01",
                     "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
                     "receiptTrie" : "0xf82f4d47415174a5e1144bbdcaeffcbcaa994c7c13eec7119b444f4d0590594c",
@@ -348,10 +241,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90266f901fca006dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5aba01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa04c7be957cf6eb94bad4738efebaa7432da5aade89b1731a4e4432907975b2a0da0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0f82f4d47415174a5e1144bbdcaeffcbcaa994c7c13eec7119b444f4d0590594cb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0bcf8a7220d52b0903796cd46131708f40a9e99812d5cb2edd604a0c739b6ce06885bb4f415bbfe664ff864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -385,7 +278,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xa02fbc4b5c1bfa034ca24348db2f846265ac622b1a79233e3668d195aab4cd23",
+        "lastblockhash" : "0x49333152996ebb490d7b32f4d761c16cde5b13f7d103e17644091a34b6c658f3",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -430,10 +323,10 @@
     "call_ecrec_success_empty_then_returndatasize_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
+            "sourceHash" : "a5aeb2b29e8e76d8e1bc4d133751be9f04867af66caf2caf66f8cd15299599c2"
         },
         "blocks" : [
             {
@@ -444,9 +337,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe435041a8d9dfebe1fef595fd802f7b40b15328bf35d2512e3b37b637fa32727",
-                    "mixHash" : "0x2137e395c1fe2734c10185912a945d34783da2a53fba52bff471d58d8dd32ce2",
-                    "nonce" : "0x0eb72aaac4c641a9",
+                    "hash" : "0x607ecf7458d7217648cd5a17a485c9d315b50fdee9dac473ebe4de369016461b",
+                    "mixHash" : "0x2cb50eebd7da011934c5f0192bdb957fdbe1be860b6954f177dcdba627a3a7f3",
+                    "nonce" : "0x5983afcb9bc53e50",
                     "number" : "0x01",
                     "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
                     "receiptTrie" : "0xf82f4d47415174a5e1144bbdcaeffcbcaa994c7c13eec7119b444f4d0590594c",
@@ -455,10 +348,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -492,7 +385,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xe435041a8d9dfebe1fef595fd802f7b40b15328bf35d2512e3b37b637fa32727",
+        "lastblockhash" : "0x607ecf7458d7217648cd5a17a485c9d315b50fdee9dac473ebe4de369016461b",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -537,10 +430,10 @@
     "call_ecrec_success_empty_then_returndatasize_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7aebcf80334cfd85e5cac215c085f24cd4688accf1aec7b2fabcceaf5f24e04"
+            "sourceHash" : "a5aeb2b29e8e76d8e1bc4d133751be9f04867af66caf2caf66f8cd15299599c2"
         },
         "blocks" : [
             {
@@ -551,9 +444,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2ee581af50420e4984ef3e0fba956fba384f48f7e2b6bd8274603c685990e369",
-                    "mixHash" : "0xa5dfebc8ecbb08f234d3899dabfd284ae4d4370fdfcd689ba9f152d76745d350",
-                    "nonce" : "0xa585748cdf871e29",
+                    "hash" : "0x4ff8f1ed149789816e975552a5fd44f700253e017129ae341f5e2cb242574cd9",
+                    "mixHash" : "0xee7e1a6240574c182d9c7b86bb77e2897bdf0a683eacec12f4fc36a419532f08",
+                    "nonce" : "0x602d2695a7dcdc1c",
                     "number" : "0x01",
                     "parentHash" : "0x06dffa3f9b27c89494c6d2ba6023d51b278da6814e12ec772dcf68810d0fe5ab",
                     "receiptTrie" : "0xf82f4d47415174a5e1144bbdcaeffcbcaa994c7c13eec7119b444f4d0590594c",
@@ -562,10 +455,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -599,7 +492,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x2ee581af50420e4984ef3e0fba956fba384f48f7e2b6bd8274603c685990e369",
+        "lastblockhash" : "0x4ff8f1ed149789816e975552a5fd44f700253e017129ae341f5e2cb242574cd9",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0.json
index 5f7fc031a..0bd4ef13a 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "call_outsize_then_create_successful_then_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "7c266987477485baaf0efcc7f909dcb8b2748ac46a431e30fc7a4410fedd4a12"
+            "sourceHash" : "4f9bd5860cf52bf2cff9d47bcfce95a5ef849bcee0df836379b482862ec666a8"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xc411",
-                    "hash" : "0x64fe889e8872ddc71ebf72c55734b5b46806177619012c4018baad640cbaf485",
-                    "mixHash" : "0x4f0c069fad73d6c923ab631cedd7de23b06cf063bb4a0779817058c72278e273",
-                    "nonce" : "0x2f21c0ab2d90cb70",
+                    "hash" : "0x6932e1ee066be2d9dd2503f4333ef030fcb4662bee8b54aca7dfee44b682b523",
+                    "mixHash" : "0x2f90b3822297f311d7cd99700a3234abe7d8045ab54a80090d77500b1ae1831b",
+                    "nonce" : "0xb803d527d2d7c1e7",
                     "number" : "0x01",
                     "parentHash" : "0xd619c4f35eed754c455642ac029871b22ca4ad4232673d8b227fa5b67c8c71de",
                     "receiptTrie" : "0x7f809efae0a80b2f8d9359cd7735f1b44433600cdaa3e3b2561d3bc388893601",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x64fe889e8872ddc71ebf72c55734b5b46806177619012c4018baad640cbaf485",
+        "lastblockhash" : "0x6932e1ee066be2d9dd2503f4333ef030fcb4662bee8b54aca7dfee44b682b523",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -131,10 +131,10 @@
     "call_outsize_then_create_successful_then_returndatasize_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "7c266987477485baaf0efcc7f909dcb8b2748ac46a431e30fc7a4410fedd4a12"
+            "sourceHash" : "4f9bd5860cf52bf2cff9d47bcfce95a5ef849bcee0df836379b482862ec666a8"
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             {
@@ -145,9 +145,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4bb737fd3747859c936e6096eda75ce127f6339da7a26f13c8e8beeed13c01e3",
-                    "mixHash" : "0xae138842ad0b5b432fb142ad6e5b8e5cc50b894293d793bae1d4fcc702b1756b",
-                    "nonce" : "0x2f170610503eba9a",
+                    "hash" : "0xcf461cb1b09a8997147ca4f8da36e26645021550cbd7548d10f7a82409f64fa2",
+                    "mixHash" : "0x734f4b2c729d4054ac0fa8459d2901cc73e853cb0a292f7b2ebc133320fdb257",
+                    "nonce" : "0xa024f6f7fd0c6a17",
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@@ -156,10 +156,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -193,7 +193,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4bb737fd3747859c936e6096eda75ce127f6339da7a26f13c8e8beeed13c01e3",
+        "lastblockhash" : "0xcf461cb1b09a8997147ca4f8da36e26645021550cbd7548d10f7a82409f64fa2",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -254,10 +254,10 @@
     "call_outsize_then_create_successful_then_returndatasize_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "7c266987477485baaf0efcc7f909dcb8b2748ac46a431e30fc7a4410fedd4a12"
+            "sourceHash" : "4f9bd5860cf52bf2cff9d47bcfce95a5ef849bcee0df836379b482862ec666a8"
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         "blocks" : [
             {
@@ -268,9 +268,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x9f35f193497a3f3f94a3d7b3bfa2b8cc1ec48303d4f5cb46eb5f19f75a1d8a61",
-                    "mixHash" : "0xf4671bd592a240241b6d326b5fa5adf517b26e2a1acdce62033110fe3dcf0a77",
-                    "nonce" : "0xba77649ee749fea6",
+                    "hash" : "0x8168d30e740a3612f5ba4e807cd0e8cf4e1020bd89629157e4ec0ec0fcb39167",
+                    "mixHash" : "0xd75af6b3bf3a9617ba2be66150376be6ffd22718187b957ea9a17340fa6f2fc6",
+                    "nonce" : "0xf5f0d4819b83c3a8",
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                     "parentHash" : "0xd619c4f35eed754c455642ac029871b22ca4ad4232673d8b227fa5b67c8c71de",
                     "receiptTrie" : "0xc830f4354ae88123a6bc4e3bf49fec4b2b8360ee60aa7be419d2a53c09ccb615",
@@ -279,10 +279,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -316,7 +316,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0ea3393f41b2b2987377621bad8ac7cc6a008a6b1189172f5749d9f5d8a6dcb48a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x9f35f193497a3f3f94a3d7b3bfa2b8cc1ec48303d4f5cb46eb5f19f75a1d8a61",
+        "lastblockhash" : "0x8168d30e740a3612f5ba4e807cd0e8cf4e1020bd89629157e4ec0ec0fcb39167",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -377,10 +377,10 @@
     "call_outsize_then_create_successful_then_returndatasize_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "7c266987477485baaf0efcc7f909dcb8b2748ac46a431e30fc7a4410fedd4a12"
+            "sourceHash" : "4f9bd5860cf52bf2cff9d47bcfce95a5ef849bcee0df836379b482862ec666a8"
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@@ -391,9 +391,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xab94ffb64e631b86949cf18eca372fc56e997a8cddb48636d7ca3d9f7ddadacd",
-                    "mixHash" : "0x32e82e7da7b2459dced2fde1556bc5bc96416b3a37524fcb41b98d922360bb29",
-                    "nonce" : "0x99c05f260625a13f",
+                    "hash" : "0x0a2d9ba095178a39f12bf3c52ee1cceed9f2277f4ed3a4df5b08619e4d16d47d",
+                    "mixHash" : "0x522e18afde8906573c16824328a92bcc9d15b07a1b8edef85c2ccb0cc089337e",
+                    "nonce" : "0x6948ebdb3dad1faf",
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@@ -402,10 +402,10 @@
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
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                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -439,7 +439,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xab94ffb64e631b86949cf18eca372fc56e997a8cddb48636d7ca3d9f7ddadacd",
+        "lastblockhash" : "0x0a2d9ba095178a39f12bf3c52ee1cceed9f2277f4ed3a4df5b08619e4d16d47d",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -500,10 +500,10 @@
     "call_outsize_then_create_successful_then_returndatasize_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "7c266987477485baaf0efcc7f909dcb8b2748ac46a431e30fc7a4410fedd4a12"
+            "sourceHash" : "4f9bd5860cf52bf2cff9d47bcfce95a5ef849bcee0df836379b482862ec666a8"
         },
         "blocks" : [
             {
@@ -514,9 +514,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4150492077f0f09af874da860b1aabf37ab5b890365cb56a89273a2702cd3e09",
-                    "mixHash" : "0x6e77702fced07f96d0d33f5a9902569440ec030100d8acd2df08a8e432ef8979",
-                    "nonce" : "0x20aea5a64d54adb8",
+                    "hash" : "0x705e57d02b51301cf7ba828f7e83fae59320921437a177e2b772cd3d3e5b6294",
+                    "mixHash" : "0xa3969b61099c08df8a2713cc9f1b0bd921b02aa1ba8d194add4a0e1bc01c24eb",
+                    "nonce" : "0xcbd338f7c6598b0d",
                     "number" : "0x01",
                     "parentHash" : "0xd619c4f35eed754c455642ac029871b22ca4ad4232673d8b227fa5b67c8c71de",
                     "receiptTrie" : "0xc830f4354ae88123a6bc4e3bf49fec4b2b8360ee60aa7be419d2a53c09ccb615",
@@ -525,10 +525,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -562,7 +562,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4150492077f0f09af874da860b1aabf37ab5b890365cb56a89273a2702cd3e09",
+        "lastblockhash" : "0x705e57d02b51301cf7ba828f7e83fae59320921437a177e2b772cd3d3e5b6294",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0.json
index 29772b1a2..45af17a1a 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "call_then_call_value_fail_then_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "3f57746fd89fae936eedcabcc5534866770f2985d78224697f48b8b57354cfd4"
+            "sourceHash" : "3b2eb409c0a32351cb276001a7070a83c2e79b63e7406701d40a531cdf3caead"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x4ae4",
-                    "hash" : "0x29f4c382817c6ab7cb1418f15fd6453342132ee3f3c9191a91a84f81399f6677",
-                    "mixHash" : "0x702ad0c9edd5fa05eac2a0ec0b39e3e465de37b6b0453b6a4e920963dd086607",
-                    "nonce" : "0xeafa5c0834859aea",
+                    "hash" : "0xc267a7636a25985819f75c9e38815c1cbdb0890f185a61d2c01c9347b30acaef",
+                    "mixHash" : "0x0095781d51b3fd508e59ef5ff53702f10ce9c380dbad71f30795a58abaa4e27d",
+                    "nonce" : "0xae2554734b1024ad",
                     "number" : "0x01",
                     "parentHash" : "0x3b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70",
                     "receiptTrie" : "0x160392a7476f8c1302f29ed9bc3160e0b22df0d822e1235e24270197cdd21f34",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90263f901f9a03b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0895adb73b17f4bf6f6b6c99385c7708c1833d1843e5f4446079e3321b8a4233aa0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0160392a7476f8c1302f29ed9bc3160e0b22df0d822e1235e24270197cdd21f34b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000824ae48203e880a0702ad0c9edd5fa05eac2a0ec0b39e3e465de37b6b0453b6a4e920963dd08660788eafa5c0834859aeaf864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x29f4c382817c6ab7cb1418f15fd6453342132ee3f3c9191a91a84f81399f6677",
+        "lastblockhash" : "0xc267a7636a25985819f75c9e38815c1cbdb0890f185a61d2c01c9347b30acaef",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -124,10 +124,10 @@
     "call_then_call_value_fail_then_returndatasize_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "3f57746fd89fae936eedcabcc5534866770f2985d78224697f48b8b57354cfd4"
+            "sourceHash" : "3b2eb409c0a32351cb276001a7070a83c2e79b63e7406701d40a531cdf3caead"
         },
         "blocks" : [
             {
@@ -138,9 +138,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3cec01b3b5546ecbb5968a03606e37038d9d2da668e231380cd87743c57d5aa0",
-                    "mixHash" : "0x0d3460d5f23d739223476b2ea49b5402e7113eeb66af119b58af376d7b399dce",
-                    "nonce" : "0x8433e331c5f5e93b",
+                    "hash" : "0x4ab1fc53df50787421a6ad631a3d5f684ac5477458c4d17b4e8f95bd00b86bfb",
+                    "mixHash" : "0x65ebabc68ce8fad3aed98330d49183b212148e5dfe7c1c5f19acfed79ffa63ac",
+                    "nonce" : "0xbe6d5d3a05c636b0",
                     "number" : "0x01",
                     "parentHash" : "0x3b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70",
                     "receiptTrie" : "0x3f11420f3fa50ccc0c9024474c7633aa695760cdd204fb7d58fd31c9ee398c6f",
@@ -149,10 +149,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -186,7 +186,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0a080dca30a3f81d6540a3ac984dc1c8f7c11ad3996719809ed6e04fff1eb155ba056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x3cec01b3b5546ecbb5968a03606e37038d9d2da668e231380cd87743c57d5aa0",
+        "lastblockhash" : "0x4ab1fc53df50787421a6ad631a3d5f684ac5477458c4d17b4e8f95bd00b86bfb",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -247,10 +247,10 @@
     "call_then_call_value_fail_then_returndatasize_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "3f57746fd89fae936eedcabcc5534866770f2985d78224697f48b8b57354cfd4"
+            "sourceHash" : "3b2eb409c0a32351cb276001a7070a83c2e79b63e7406701d40a531cdf3caead"
         },
         "blocks" : [
             {
@@ -261,9 +261,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x36aa55184b9b76b415d945cd27260d27d17dac193f40b4ba0ec8065621d11494",
-                    "mixHash" : "0x3411abb008e416a5c8b0c976a42c238b09f422a6c1b256b0e00d042241609cc5",
-                    "nonce" : "0x389027ce0f6eb381",
+                    "hash" : "0xc2f4ad40f25bd1f0a931b30a6ee481c2c6666f86ebe09433247fde3ba859919e",
+                    "mixHash" : "0xa58a361fa4e5e476afec03489b699dfca0fa9d07d308716441b39045fad64e6c",
+                    "nonce" : "0x3b50eaf5d6d436ec",
                     "number" : "0x01",
                     "parentHash" : "0x3b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70",
                     "receiptTrie" : "0x3f11420f3fa50ccc0c9024474c7633aa695760cdd204fb7d58fd31c9ee398c6f",
@@ -272,10 +272,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -309,7 +309,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x36aa55184b9b76b415d945cd27260d27d17dac193f40b4ba0ec8065621d11494",
+        "lastblockhash" : "0xc2f4ad40f25bd1f0a931b30a6ee481c2c6666f86ebe09433247fde3ba859919e",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -370,10 +370,10 @@
     "call_then_call_value_fail_then_returndatasize_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "3f57746fd89fae936eedcabcc5534866770f2985d78224697f48b8b57354cfd4"
+            "sourceHash" : "3b2eb409c0a32351cb276001a7070a83c2e79b63e7406701d40a531cdf3caead"
         },
         "blocks" : [
             {
@@ -384,9 +384,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2e4009902d3c521d6ec6a1f56637923acd79aee6640f9d9983fec2edcc4fd5fd",
-                    "mixHash" : "0x912d450f063fead344ec036b2b5e768b2c5679647ca0ca4f79ca0b5cdc89a32e",
-                    "nonce" : "0x0ece495707f72328",
+                    "hash" : "0x7181217648bd06539ba965dbad451697c465b5a682d3d262848d41b544cbc7fb",
+                    "mixHash" : "0x13c2413e461c939e3508051039721bc82541142468db6d817107468b42955ee2",
+                    "nonce" : "0x2454e54f36f59d96",
                     "number" : "0x01",
                     "parentHash" : "0x3b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70",
                     "receiptTrie" : "0x3f11420f3fa50ccc0c9024474c7633aa695760cdd204fb7d58fd31c9ee398c6f",
@@ -395,10 +395,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca03b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0dd55aa1c81201262bacbe267603f12ffecd978aae290018a6e7221aaab05b78ea0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba03f11420f3fa50ccc0c9024474c7633aa695760cdd204fb7d58fd31c9ee398c6fb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a013c2413e461c939e3508051039721bc82541142468db6d817107468b42955ee2882454e54f36f59d96f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -432,7 +432,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x2e4009902d3c521d6ec6a1f56637923acd79aee6640f9d9983fec2edcc4fd5fd",
+        "lastblockhash" : "0x7181217648bd06539ba965dbad451697c465b5a682d3d262848d41b544cbc7fb",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -493,10 +493,10 @@
     "call_then_call_value_fail_then_returndatasize_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "3f57746fd89fae936eedcabcc5534866770f2985d78224697f48b8b57354cfd4"
+            "sourceHash" : "3b2eb409c0a32351cb276001a7070a83c2e79b63e7406701d40a531cdf3caead"
         },
         "blocks" : [
             {
@@ -507,9 +507,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xa816df8112bc48e616f8284e7400eb0cfc1f30e78c857ad9198b9330cd1ba8c0",
-                    "mixHash" : "0x5fb4d9428770c9f728adc1271d5b491a1c51fd8d829f8d6cad85910dc3522bcb",
-                    "nonce" : "0xef1dc90be364bd28",
+                    "hash" : "0xea7761b98ea7286d7bc37f71342d7eb965641847a8c773f26e746aeb200a1f91",
+                    "mixHash" : "0x0ce525c08b565acd90cbc3b5f4d5fb4d3b96acadf87d2f8e4f6c59b928aba8bd",
+                    "nonce" : "0x5fc093346a81c177",
                     "number" : "0x01",
                     "parentHash" : "0x3b742d360e734d383406f73131765e43ee58ad13ee4e833586d8f7f30caabe70",
                     "receiptTrie" : "0x3f11420f3fa50ccc0c9024474c7633aa695760cdd204fb7d58fd31c9ee398c6f",
@@ -518,10 +518,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -555,7 +555,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xa816df8112bc48e616f8284e7400eb0cfc1f30e78c857ad9198b9330cd1ba8c0",
+        "lastblockhash" : "0xea7761b98ea7286d7bc37f71342d7eb965641847a8c773f26e746aeb200a1f91",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0.json
index fbb78ddc5..e543149b4 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "call_then_create_successful_then_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7d0392de7cd767162a9ec419a42c8f05780ff90128a63d23d5482ac818af468"
+            "sourceHash" : "1896d3527e897a7f0763986ef2cba777068b71d59274a2b04a57b2885a00dffc"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xc411",
-                    "hash" : "0x9b1479afef2812feae97bdc9d388acca524c35752db09a66ed3a278076302623",
-                    "mixHash" : "0x9d0caaf6629ce07274b720852a00ff519c4cf7d9b466b08d65e37c74c80b34e8",
-                    "nonce" : "0x6fe6bfe53e7191f6",
+                    "hash" : "0x03d1a45a66ff6710614f745b5d978172e34cb0977439e8afa6034180d59f94f8",
+                    "mixHash" : "0x86c81d117a2044daa228257aba7b3a6c664a8a713071de8cc7718a5d5f40acca",
+                    "nonce" : "0x5cbe8ce76af0e189",
                     "number" : "0x01",
                     "parentHash" : "0x62133574e29af169e8329f2f7d09a99acc75b8f4c330d7de0c8400cc78cd685b",
                     "receiptTrie" : "0x7f809efae0a80b2f8d9359cd7735f1b44433600cdaa3e3b2561d3bc388893601",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x9b1479afef2812feae97bdc9d388acca524c35752db09a66ed3a278076302623",
+        "lastblockhash" : "0x03d1a45a66ff6710614f745b5d978172e34cb0977439e8afa6034180d59f94f8",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -131,10 +131,10 @@
     "call_then_create_successful_then_returndatasize_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7d0392de7cd767162a9ec419a42c8f05780ff90128a63d23d5482ac818af468"
+            "sourceHash" : "1896d3527e897a7f0763986ef2cba777068b71d59274a2b04a57b2885a00dffc"
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         "blocks" : [
             {
@@ -145,9 +145,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xef3d43e1822f891fb3766133a09209981a889451b76d9e07d87f338cf3642742",
-                    "mixHash" : "0x266ed25854955a31e9adf05bd139f41a92100e4f282f9b53c316fc82a952885e",
-                    "nonce" : "0x5c1ad0dffddb44e7",
+                    "hash" : "0xceefd3f91561c59054dfb3ea56c0cab6d07c5049262ed4f04c148618726ae6cc",
+                    "mixHash" : "0xc3892d9d7f596a02773aaaae1a7ab0bc4449e525725627bee0fe0771f85f0d56",
+                    "nonce" : "0x90f0c752e4d71244",
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                     "receiptTrie" : "0xf44f3a220b34f407094d1c06f2a464e0010241299bfe4702623c7bed226b0028",
@@ -156,10 +156,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -193,7 +193,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xef3d43e1822f891fb3766133a09209981a889451b76d9e07d87f338cf3642742",
+        "lastblockhash" : "0xceefd3f91561c59054dfb3ea56c0cab6d07c5049262ed4f04c148618726ae6cc",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -254,10 +254,10 @@
     "call_then_create_successful_then_returndatasize_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7d0392de7cd767162a9ec419a42c8f05780ff90128a63d23d5482ac818af468"
+            "sourceHash" : "1896d3527e897a7f0763986ef2cba777068b71d59274a2b04a57b2885a00dffc"
         },
         "blocks" : [
             {
@@ -268,9 +268,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6d2869d77894ae33d4b24314934f13d8300d120e05ac8b832d58a822affad554",
-                    "mixHash" : "0x2dd47e90597e859f6ca640b92b02cf7121e6485f24782f016a36ef8ef6e4e85d",
-                    "nonce" : "0x8fefe68ceb18fcf3",
+                    "hash" : "0x029c8d629996ae946eb355bd0a0c489f402d126deefe7b46bad414a884469ac8",
+                    "mixHash" : "0xe3cf6387f047c943ede30ce9b6dbfd7514bf76862e7d589fb2bf3e4455874d2a",
+                    "nonce" : "0x2a65f9c50a6e6340",
                     "number" : "0x01",
                     "parentHash" : "0x62133574e29af169e8329f2f7d09a99acc75b8f4c330d7de0c8400cc78cd685b",
                     "receiptTrie" : "0xf44f3a220b34f407094d1c06f2a464e0010241299bfe4702623c7bed226b0028",
@@ -279,10 +279,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -316,7 +316,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6d2869d77894ae33d4b24314934f13d8300d120e05ac8b832d58a822affad554",
+        "lastblockhash" : "0x029c8d629996ae946eb355bd0a0c489f402d126deefe7b46bad414a884469ac8",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -377,10 +377,10 @@
     "call_then_create_successful_then_returndatasize_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7d0392de7cd767162a9ec419a42c8f05780ff90128a63d23d5482ac818af468"
+            "sourceHash" : "1896d3527e897a7f0763986ef2cba777068b71d59274a2b04a57b2885a00dffc"
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         "blocks" : [
             {
@@ -391,9 +391,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6cd1bb036d72d3c689ef692b52479300daef42e8a6815d64fe57219711f822f5",
-                    "mixHash" : "0x696ce35783813975953edee51597e45f3108b6d6e5911da285174027c96109ec",
-                    "nonce" : "0xcd752209cfb0d6f4",
+                    "hash" : "0x6bec60dd12c4a550908b61150324d71b887fcff23075072eb562eb2ed640a415",
+                    "mixHash" : "0x48d62ddf4cae7cc2a5d29073741ea8375ac44fd9e99afebb753bb098b0502a6a",
+                    "nonce" : "0x46fdc661bb804dbf",
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                     "receiptTrie" : "0xf44f3a220b34f407094d1c06f2a464e0010241299bfe4702623c7bed226b0028",
@@ -402,10 +402,10 @@
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                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -439,7 +439,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6cd1bb036d72d3c689ef692b52479300daef42e8a6815d64fe57219711f822f5",
+        "lastblockhash" : "0x6bec60dd12c4a550908b61150324d71b887fcff23075072eb562eb2ed640a415",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -500,10 +500,10 @@
     "call_then_create_successful_then_returndatasize_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "e7d0392de7cd767162a9ec419a42c8f05780ff90128a63d23d5482ac818af468"
+            "sourceHash" : "1896d3527e897a7f0763986ef2cba777068b71d59274a2b04a57b2885a00dffc"
         },
         "blocks" : [
             {
@@ -514,9 +514,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4515227e256e15e911617ee220cfba7a7bf2cf2d17d5bc02d42b6473b0ae9789",
-                    "mixHash" : "0x6286a85ad6a78c7a507e45997b930f7b29f3315f827eced2d867ddac9ab73cb2",
-                    "nonce" : "0x078dab06fce27ab7",
+                    "hash" : "0x694ea9e314408603b6f5aaaa23348191d180e4e8f3112a9467597e97506c9155",
+                    "mixHash" : "0xb12ce3094f712b4006df400603b590ac1c984f2392a47bf898c3a512304a1a67",
+                    "nonce" : "0xef95505904be6bc6",
                     "number" : "0x01",
                     "parentHash" : "0x62133574e29af169e8329f2f7d09a99acc75b8f4c330d7de0c8400cc78cd685b",
                     "receiptTrie" : "0xf44f3a220b34f407094d1c06f2a464e0010241299bfe4702623c7bed226b0028",
@@ -525,10 +525,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -562,7 +562,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4515227e256e15e911617ee220cfba7a7bf2cf2d17d5bc02d42b6473b0ae9789",
+        "lastblockhash" : "0x694ea9e314408603b6f5aaaa23348191d180e4e8f3112a9467597e97506c9155",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0.json
index 78ae61552..c5698147b 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "create_callprecompile_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "f6debed3975e402ec8d6d000a73ea07aab0256329c4d8a6520ea1d4a7c1d6e7d"
+            "sourceHash" : "45c943a8604ba5e774a303c14a7fc729e76ce74ddb45d4fafac1cde37c269b59"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x01123c",
-                    "hash" : "0x5d3f2782b6e03286bd715f5401a5540d71cffca5ae7ac9321ec782f855e4dda2",
-                    "mixHash" : "0xd1fe6d6650726139766e03f65ed70d4a9d2e8e187bcae238226f6b1a9906b483",
-                    "nonce" : "0x0d9b5bdfbd7944fd",
+                    "hash" : "0x8da4758dd753c2ad770868661e739db4ffaa26cfd0ba17cef90d81a8acd200a7",
+                    "mixHash" : "0x1bb263b5646de667a63754a3d43092e240c7bdb7f0303f47d7b0bc8f29b3ff4a",
+                    "nonce" : "0xe206ae60e32f7f42",
                     "number" : "0x01",
                     "parentHash" : "0xfa8bc70bdbd93fed9953ed1b46d865ae2071149c15f4c2a4ebc3fc758b5a787f",
                     "receiptTrie" : "0xe8c7eae7f709b56a6cce1c10db53ed28d0a61e8e001017f488cc883690997a61",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x5d3f2782b6e03286bd715f5401a5540d71cffca5ae7ac9321ec782f855e4dda2",
+        "lastblockhash" : "0x8da4758dd753c2ad770868661e739db4ffaa26cfd0ba17cef90d81a8acd200a7",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -132,10 +132,10 @@
     "create_callprecompile_returndatasize_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "f6debed3975e402ec8d6d000a73ea07aab0256329c4d8a6520ea1d4a7c1d6e7d"
+            "sourceHash" : "45c943a8604ba5e774a303c14a7fc729e76ce74ddb45d4fafac1cde37c269b59"
         },
         "blocks" : [
             {
@@ -146,9 +146,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xac5a16163e577e54cae552ee3edb2bbd56be28aac97af97f8f60e9884a9ffa83",
-                    "mixHash" : "0x12806a1a8e2aaef4d550dce73e7048fad07811c0acbcd2d6acbe9e0e5b4dc0fc",
-                    "nonce" : "0xb6ec8e4e0dac0b26",
+                    "hash" : "0x4905b0796dd15964bb35a44c0f8d95a2fbd9e6a851358521adae2482ae17ad72",
+                    "mixHash" : "0xe5959cc33dade4e1a38106ed2a88684c667c1bfa748149c70e4632bdce62ddda",
+                    "nonce" : "0xb4c0e795b0e2f669",
                     "number" : "0x01",
                     "parentHash" : "0xfa8bc70bdbd93fed9953ed1b46d865ae2071149c15f4c2a4ebc3fc758b5a787f",
                     "receiptTrie" : "0x36b6873b969af97f887c7de26b63eeb1d29f3541db0862544dd0e781e3eb0593",
@@ -157,10 +157,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -194,7 +194,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa04ec881c2243b1e17512d248a73f8f5b8d9c9d940bf248221f8fa884ea979d74da056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xac5a16163e577e54cae552ee3edb2bbd56be28aac97af97f8f60e9884a9ffa83",
+        "lastblockhash" : "0x4905b0796dd15964bb35a44c0f8d95a2fbd9e6a851358521adae2482ae17ad72",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -255,10 +255,10 @@
     "create_callprecompile_returndatasize_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "f6debed3975e402ec8d6d000a73ea07aab0256329c4d8a6520ea1d4a7c1d6e7d"
+            "sourceHash" : "45c943a8604ba5e774a303c14a7fc729e76ce74ddb45d4fafac1cde37c269b59"
         },
         "blocks" : [
             {
@@ -269,9 +269,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x79d90c003538b98c87e9370faaf9d9058899581d024ce3d8a33e0fec7268c055",
-                    "mixHash" : "0xcc6d754de20fbf38a08b5509cc22578a2c7d1ea0f825908cc38c6b3d9f7a30b0",
-                    "nonce" : "0xd142177dac4da3ad",
+                    "hash" : "0x147eec655534d1c4f550cc640da38f5d93c3837b2c40e6a62d9c26888b125dbe",
+                    "mixHash" : "0x18d9447ba612be6463b2049594d20f0da8ada64edf5ada9b5010f4e587643e9c",
+                    "nonce" : "0x1e3571e8e171dcd2",
                     "number" : "0x01",
                     "parentHash" : "0xfa8bc70bdbd93fed9953ed1b46d865ae2071149c15f4c2a4ebc3fc758b5a787f",
                     "receiptTrie" : "0x36b6873b969af97f887c7de26b63eeb1d29f3541db0862544dd0e781e3eb0593",
@@ -280,10 +280,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -317,7 +317,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x79d90c003538b98c87e9370faaf9d9058899581d024ce3d8a33e0fec7268c055",
+        "lastblockhash" : "0x147eec655534d1c4f550cc640da38f5d93c3837b2c40e6a62d9c26888b125dbe",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -378,10 +378,10 @@
     "create_callprecompile_returndatasize_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "f6debed3975e402ec8d6d000a73ea07aab0256329c4d8a6520ea1d4a7c1d6e7d"
+            "sourceHash" : "45c943a8604ba5e774a303c14a7fc729e76ce74ddb45d4fafac1cde37c269b59"
         },
         "blocks" : [
             {
@@ -392,9 +392,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x332e8fe0365a8299029a0758d66e359e4accdc5660dd0e5069a47d5960625891",
-                    "mixHash" : "0x9e0d261c562ebc3d7d890d7d7648d9c36de0804cb42ec969b61673249e57410f",
-                    "nonce" : "0xd00a4021f5dceea4",
+                    "hash" : "0x02c96272a6978e09fe062c99b96cb6724994b66ce9271c720a07e0353d993a98",
+                    "mixHash" : "0xd9654e3c145018a693479e5d772e8cedcc122eee1f5577a4d00f1ccc9baeaf2a",
+                    "nonce" : "0xf7de235da4ada0d4",
                     "number" : "0x01",
                     "parentHash" : "0xfa8bc70bdbd93fed9953ed1b46d865ae2071149c15f4c2a4ebc3fc758b5a787f",
                     "receiptTrie" : "0x36b6873b969af97f887c7de26b63eeb1d29f3541db0862544dd0e781e3eb0593",
@@ -403,10 +403,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -440,7 +440,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x332e8fe0365a8299029a0758d66e359e4accdc5660dd0e5069a47d5960625891",
+        "lastblockhash" : "0x02c96272a6978e09fe062c99b96cb6724994b66ce9271c720a07e0353d993a98",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -501,10 +501,10 @@
     "create_callprecompile_returndatasize_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "f6debed3975e402ec8d6d000a73ea07aab0256329c4d8a6520ea1d4a7c1d6e7d"
+            "sourceHash" : "45c943a8604ba5e774a303c14a7fc729e76ce74ddb45d4fafac1cde37c269b59"
         },
         "blocks" : [
             {
@@ -515,9 +515,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x49439241a121326f248abb6c29fc4ca92382dbfcd12c53d7357c531660c75d53",
-                    "mixHash" : "0xed82335870c504bc0fca1a2687248c66b104244b062f34c676275208260b2e4d",
-                    "nonce" : "0x1b176182c085e092",
+                    "hash" : "0xf578e233fddb02b81e9128c46c69e538c94307df31a8620c1e6737206e7fed25",
+                    "mixHash" : "0xad863f5243b575927af00b56650a7c7c20db2bdc317338bdb7a17c6a04a94e0f",
+                    "nonce" : "0x068cfa4f37c097c1",
                     "number" : "0x01",
                     "parentHash" : "0xfa8bc70bdbd93fed9953ed1b46d865ae2071149c15f4c2a4ebc3fc758b5a787f",
                     "receiptTrie" : "0x36b6873b969af97f887c7de26b63eeb1d29f3541db0862544dd0e781e3eb0593",
@@ -526,10 +526,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -563,7 +563,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x49439241a121326f248abb6c29fc4ca92382dbfcd12c53d7357c531660c75d53",
+        "lastblockhash" : "0xf578e233fddb02b81e9128c46c69e538c94307df31a8620c1e6737206e7fed25",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0.json
index be8ae57f6..95af72630 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0.json
@@ -2,10 +2,10 @@
     "modexp_modsize0_returndatasize_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0Filler.json",
-            "sourceHash" : "eed4eee33c79ea9bec4f639aa362909c61abf423463ea55e46c1038ed63defc6"
+            "sourceHash" : "982c8539ed15f524b4e9cd456ab9628c10fc10e440431acdf771e3c431b795d3"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x02540be400",
                     "gasUsed" : "0x9284",
-                    "hash" : "0x14e6813f68620ce6591832f8534d237ac1bfb35ab7e7a37e558c8eb67bdf9250",
-                    "mixHash" : "0x36a31c4f0a014130553d36f3bbac1adbaa5dd465260030661c3c2b4c49c88399",
-                    "nonce" : "0x6ac53afa3b6a118c",
+                    "hash" : "0x19639894199e126a4256e6f7026ec67fa7bcf021dbc6262857e07748b6d7ee6c",
+                    "mixHash" : "0x7d75b6ef9135a3b60bbc591dd0fa078ef758a8e263539e37516caad9e434b6c8",
+                    "nonce" : "0x92acd68d87072be4",
                     "number" : "0x01",
                     "parentHash" : "0x1c8f12490efac16e18c7b1a366deb8a91b1c20fa25a215f4acd9400ad66068b0",
                     "receiptTrie" : "0xbe0873c73f3450c8858a117d6390cea7e1caec17b1e742579d548623fbf00d77",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0xd977f18d8495d9fb580da82f7236ca25aa2c614233467cf41d40eabced6e8c72",
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 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0.json
index 28d55b2e7..cc874125c 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0.json
@@ -2,10 +2,10 @@
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         "_info" : {
             "comment" : "",
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-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0Filler.json",
-            "sourceHash" : "d89c625be93bb29a44d4c1ba7511edf0fd815318fe22f814b11c1855f49537e0"
+            "sourceHash" : "3415fca978a91774c8c4b55cbbe05873e9bdc4a0c5b3ad4ab7ca3aff1dac3acc"
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@@ -16,9 +16,9 @@
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 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0.json
index cfa0579ec..df6d3b4f1 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0.json
@@ -2,10 +2,10 @@
     "modexp_modsize0_returndatasize_d2g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0Filler.json",
-            "sourceHash" : "1c6542adeb43b995d6f612f6b30102986ce9e253161ed5bd567499205e2bc5b6"
+            "sourceHash" : "a3b4cc80d0b8e273826d9481851e7a0096543db007916c00155666a3c1cf2795"
         },
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             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
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+                    "hash" : "0x7fec5f476489c46a333bbe1c31b7279cf6e0450de955a3dd0f3f3e3e9a155b94",
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-            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "nonce" : "0x0102030405060708",
-            "number" : "0x00",
-            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
-            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "stateRoot" : "0xa8c4b490471ee119287a6f1956c35355aa08605ff7e9b12af5c0a6feb51d1963",
-            "timestamp" : "0x03b6",
-            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
-        },
-        "genesisRLP" : "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",
-        "lastblockhash" : "0x28a4ac50ebc160500540ec2852448f314c91c6a76c73dadf434685215a9fc0be",
-        "network" : "Homestead",
-        "postState" : {
-            "0x1000000000000000000000000000000000000000" : {
-                "balance" : "0x00",
-                "code" : "0x36600060003760206103e8366000600060055af26001556103e8516002553d600355",
-                "nonce" : "0x00",
-                "storage" : {
-                    "0x03" : "0xffffffff"
-                }
-            },
-            "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "0x45639182808eca00",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x3635c9adc5a3053600",
-                "code" : "",
-                "nonce" : "0x01",
-                "storage" : {
-                }
-            }
-        },
-        "pre" : {
-            "0x1000000000000000000000000000000000000000" : {
-                "balance" : "0x00",
-                "code" : "0x36600060003760206103e8366000600060055af26001556103e8516002553d600355",
-                "nonce" : "0x00",
-                "storage" : {
-                    "0x03" : "0xffffffff"
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x3635c9adc5dea00000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            }
-        }
     }
 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0.json
index 1a60b0642..26edfcd9f 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0.json
@@ -2,10 +2,10 @@
     "modexp_modsize0_returndatasize_d3g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json",
-            "sourceHash" : "d4048f26459efb2e823656b29dc518c740d7cb432f9c894a7cbedcdac4160963"
+            "sourceHash" : "ae92d4c6aacd24a7543307859612e00320e79c34be2010c780a0797afb014d68"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x02540be400",
                     "gasUsed" : "0x3c571b",
-                    "hash" : "0x1ea0e2e8af8ad820a9955d63afdea8a6804d879e27c35649be7107481884b340",
-                    "mixHash" : "0x662006812ec80a95fd35d8b6b796f6b11ee187f4e5d12ce0ffe802d2614e93fa",
-                    "nonce" : "0xd09df47818febf98",
+                    "hash" : "0x1821e53a686af0aebbe8fbb02de0163bb140172d9712e9934f617026cceb8d64",
+                    "mixHash" : "0x402dac7fe4e7116c7338373286ef18a704915541ef8c5b2d80980dc9fe87d5b2",
+                    "nonce" : "0x904fd575f641d94e",
                     "number" : "0x01",
                     "parentHash" : "0x1c8f12490efac16e18c7b1a366deb8a91b1c20fa25a215f4acd9400ad66068b0",
                     "receiptTrie" : "0xc7265a81ceb0b10cd518e7d1326754142ca3528171d14b52739b89da94bbfa9b",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0xf10db03636f3c7de814dd9e93e379ec2e2afb5509e99fdde5ef39ee2320a1d12",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90447f901faa01c8f12490efac16e18c7b1a366deb8a91b1c20fa25a215f4acd9400ad66068b0a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa07794723579d06a42333e67fe143f6c07349441797fff8687f85c2189c196b605a0f10db03636f3c7de814dd9e93e379ec2e2afb5509e99fdde5ef39ee2320a1d12a0c7265a81ceb0b10cd518e7d1326754142ca3528171d14b52739b89da94bbfa9bb901000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000083020000018502540be400833c571b8203e880a0402dac7fe4e7116c7338373286ef18a704915541ef8c5b2d80980dc9fe87d5b288904fd575f641d94ef90246f902438001843b9aca0094100000000000000000000000000000000000000080b901e0000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000100f536269e59acdb356459b59f1ea6acc924650f8f05dae101a3b463d33342dcc6265d1ba9465fd0f1106b3f03a4af0a0b553e8b6ba8682584ba19c3835430ff310904a717282064031bcf9185dd172dad65305ee0e61d0c638b0a0ef0f4e51653996020c2723faea116881e25fb3d554dbc51b180052c981fc79ca93567eb6ff0e619deeb2984ae3ca232523aa5bd21ea4f8caa12cb8cd90dbafb9bd6951dcaef0fc4a74d195f5341bc6c3d7217df82597b84c4e1bbef4f2ce8c32aedbd99430f4e1a59b886c4ceb9bf7a00a415c207f3a4ccf95d5483642f95a9b240806c508c29bb48de38c8e1229257d5d807229fb3708ad6ac619b133fd7c1fe3c375f90ce55689018465a8a3d7c08097d415c702e7f57fcd6de6ea55cca75c49b835c6c90172753948fbd5dee5a74a422e3169d0cf5665ffc9198dc7f3fa502da817f1c81af0843ef5bec2ca2e8f3e24a76ac7322dab5a5bda802b247f1cf5282936cd1cb115f40e71db8d62b58c7d6c0ae7c78888987c22ff6afae345ade859a9beb127d1ba0fc2d3ca229b5bd6e6202281fe8b9b43cceb908a3a8775f0b78e3e7568b3c85d1a03a4f432d6d999e2b3284bd4258d4e81bd141c1db0b9cc1809f96274173530593c0",
                 "transactions" : [
                     {
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@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0a8c4b490471ee119287a6f1956c35355aa08605ff7e9b12af5c0a6feb51d1963a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b901000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000083020000808502540be400808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x1ea0e2e8af8ad820a9955d63afdea8a6804d879e27c35649be7107481884b340",
+        "lastblockhash" : "0x1821e53a686af0aebbe8fbb02de0163bb140172d9712e9934f617026cceb8d64",
         "network" : "Byzantium",
         "postState" : {
             "0x1000000000000000000000000000000000000000" : {
@@ -109,123 +109,13 @@
             }
         }
     },
-    "modexp_modsize0_returndatasize_d3g0v0_Constantinople" : {
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-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json",
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-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
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@@ -236,9 +126,9 @@
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@@ -247,7 +137,7 @@
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@@ -345,9 +235,9 @@
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@@ -356,7 +246,7 @@
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@@ -393,7 +283,7 @@
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 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0.json
index 753ac5a16..cb222eab9 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0.json
@@ -2,10 +2,10 @@
     "modexp_modsize0_returndatasize_d4g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json",
-            "sourceHash" : "b24c284b3a01e43653619d6f237774cd5b382a9a5068cc583fe40902e4320ad2"
+            "sourceHash" : "64ef34a2b2a7ab0eadce4890cf3e245918906470794a0bd32a6202dab9d70660"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x02540be400",
                     "gasUsed" : "0x3aac604d",
-                    "hash" : "0x68656fdde339a2c1f6226b83ed8f9df4c5b66c1d38bc8ad023825e25dd9a81dd",
-                    "mixHash" : "0xe97a95a24deed16cae5c0c1705fffd66b0f7f13fef7e98e7c9b52aadc13bce03",
-                    "nonce" : "0x7ff4c1786b04fac8",
+                    "hash" : "0xe0d142c21787969cf50fbb73fa0b7670cd3b6dadb78759a74935d6ba2af8c255",
+                    "mixHash" : "0x1a0c827ff19f2ef92f03af92c5d83ab67dfb868d83ada7b080ac622e9e24eeed",
+                    "nonce" : "0xb4e96d324a451e35",
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@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0x709e4b671556552f9efcb2a0c71d50614f939e7a4270fbc6ed07a6a8b4ff544a",
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                 "transactions" : [
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@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x68656fdde339a2c1f6226b83ed8f9df4c5b66c1d38bc8ad023825e25dd9a81dd",
+        "lastblockhash" : "0xe0d142c21787969cf50fbb73fa0b7670cd3b6dadb78759a74935d6ba2af8c255",
         "network" : "Byzantium",
         "postState" : {
             "0x1000000000000000000000000000000000000000" : {
@@ -107,121 +107,13 @@
             }
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-    "modexp_modsize0_returndatasize_d4g0v0_Constantinople" : {
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-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
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-                    "gasUsed" : "0x3aac604d",
-                    "hash" : "0xdc4bdeb04db625b60150dbf944f56db2a7233bdcc1c80bbb4bdc96d40e9d6d44",
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     "modexp_modsize0_returndatasize_d4g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.97cfc1b7.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json",
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@@ -232,9 +124,9 @@
                     "extraData" : "",
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                     "gasUsed" : "0x3b9aca00",
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-                    "nonce" : "0x3e19d58c0977fdd5",
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@@ -243,7 +135,7 @@
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@@ -280,7 +172,7 @@
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-        "lastblockhash" : "0x8545ae454eb014fc70a22889d1e303a56341811543883d266a99dc1be62aae3a",
+        "lastblockhash" : "0xe3ea04f0aa2ff782b67d679a08050ee4d362db6a8eb56dcd03281706dc4dd3b8",
         "network" : "EIP150",
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@@ -327,10 +219,10 @@
     "modexp_modsize0_returndatasize_d4g0v0_EIP158" : {
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             "comment" : "",
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-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
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-            "sourceHash" : "b24c284b3a01e43653619d6f237774cd5b382a9a5068cc583fe40902e4320ad2"
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@@ -341,9 +233,9 @@
                     "extraData" : "",
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 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0.json
index 4c3e89af3..388126177 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0.json
@@ -2,10 +2,10 @@
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-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "679dda7384f23a66fddab40c741cc818332ea61847d8ce05bca2cb9e804e9647"
+            "sourceHash" : "9f658f42ff0f0d46ca46f021df914fccd9e5a21d085dffcab19f6e45c47a1057"
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         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xf64d",
-                    "hash" : "0x65a214834b3074f61a23292ef3d0d15c8bc91b9c26e3f84904c6d20b2b5122d0",
-                    "mixHash" : "0xe2a31f79bcf561a037f4778bf4699f2a3800ee8152837f9b21292718882d56aa",
-                    "nonce" : "0xc44518d61d3ce559",
+                    "hash" : "0x0981a90862e84bdbb17b93cd2868ee9f1d124c3d9c5ec007dd1ae073d77ba4da",
+                    "mixHash" : "0x3bc26e716628b41a72ec95527be0c105cc881cd257db502c757c13cc6c275a48",
+                    "nonce" : "0xfb1992f22726341a",
                     "number" : "0x01",
                     "parentHash" : "0xaabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3",
                     "receiptTrie" : "0x475c55561267a03023acfa965c8eb860b53d25feb9471d55d4c7cea781d636a4",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x65a214834b3074f61a23292ef3d0d15c8bc91b9c26e3f84904c6d20b2b5122d0",
+        "lastblockhash" : "0x0981a90862e84bdbb17b93cd2868ee9f1d124c3d9c5ec007dd1ae073d77ba4da",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -118,10 +118,10 @@
     "returndatacopy_0_0_following_successful_create_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "679dda7384f23a66fddab40c741cc818332ea61847d8ce05bca2cb9e804e9647"
+            "sourceHash" : "9f658f42ff0f0d46ca46f021df914fccd9e5a21d085dffcab19f6e45c47a1057"
         },
         "blocks" : [
             {
@@ -132,9 +132,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xed1580a9fb49ed4e35a76b38d7e95863721e333b221f8c7cfcdc78e34cfb4ab7",
-                    "mixHash" : "0x53976a7a2e5ab81d1cd2077e1c38a271731691adbc10edce5d918489690bc0e5",
-                    "nonce" : "0x0576cc31e7c9060b",
+                    "hash" : "0xfa40176a6958a866b3435db06402c6847aba11bc89e1e861a756c8d6b4bac3e2",
+                    "mixHash" : "0xa2d9930b54c4561869c069765984249952ea9094e20c8020c8db5d9af0cd2bf9",
+                    "nonce" : "0x1d95082f3feeb967",
                     "number" : "0x01",
                     "parentHash" : "0xaabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3",
                     "receiptTrie" : "0xa90c454e65032e6186eb2358f6a1922780b4f2e5802bcec0f559c39f2ebe51c1",
@@ -143,10 +143,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -180,7 +180,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa02774e565a204740e4a525fe07db6ca4fe5fb5434c0f4b6a54236ea3bb52777a8a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xed1580a9fb49ed4e35a76b38d7e95863721e333b221f8c7cfcdc78e34cfb4ab7",
+        "lastblockhash" : "0xfa40176a6958a866b3435db06402c6847aba11bc89e1e861a756c8d6b4bac3e2",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -227,10 +227,10 @@
     "returndatacopy_0_0_following_successful_create_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "679dda7384f23a66fddab40c741cc818332ea61847d8ce05bca2cb9e804e9647"
+            "sourceHash" : "9f658f42ff0f0d46ca46f021df914fccd9e5a21d085dffcab19f6e45c47a1057"
         },
         "blocks" : [
             {
@@ -241,9 +241,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe3b1574e0426d7ef9dd325bcc36befb1a5842992c266afc17a5aa2554c033917",
-                    "mixHash" : "0x24fc60bc46eb2b044f7df741e37dd3ed3597db53214eb0a5c8fa549fdc332346",
-                    "nonce" : "0x973c5bfac961cfb2",
+                    "hash" : "0xb5882f3621f2642dfa4184bddc78d32f80e984169dbc9974e0f0497d6c16f79c",
+                    "mixHash" : "0xe0e9723532a3fb99df161ddcd2514f0553bd6d98007e17a823d4c402a7b3b23f",
+                    "nonce" : "0x2e42187c4b74e118",
                     "number" : "0x01",
                     "parentHash" : "0xaabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3",
                     "receiptTrie" : "0xa90c454e65032e6186eb2358f6a1922780b4f2e5802bcec0f559c39f2ebe51c1",
@@ -252,10 +252,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -289,7 +289,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xe3b1574e0426d7ef9dd325bcc36befb1a5842992c266afc17a5aa2554c033917",
+        "lastblockhash" : "0xb5882f3621f2642dfa4184bddc78d32f80e984169dbc9974e0f0497d6c16f79c",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -336,10 +336,10 @@
     "returndatacopy_0_0_following_successful_create_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "679dda7384f23a66fddab40c741cc818332ea61847d8ce05bca2cb9e804e9647"
+            "sourceHash" : "9f658f42ff0f0d46ca46f021df914fccd9e5a21d085dffcab19f6e45c47a1057"
         },
         "blocks" : [
             {
@@ -350,9 +350,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x1c84040e49ece934a2129c9e067c1c92d42cc2dbb654d4085293e5d368f97823",
-                    "mixHash" : "0x8de28c3cab7e47cfdbe0065b75b84969b474f24753dff200425b501dd5598bfe",
-                    "nonce" : "0x18a0ed1032c75339",
+                    "hash" : "0x0b38ee982db8c52bc409da15d547308f5e38b119b569b894ad9db2e7e00cb175",
+                    "mixHash" : "0x2a9121e258d4eeb815330ddd25187618fc987f9d7b37c4f383f6f9cc8cd407c7",
+                    "nonce" : "0x8e4d9c9c52b6171b",
                     "number" : "0x01",
                     "parentHash" : "0xaabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3",
                     "receiptTrie" : "0xa90c454e65032e6186eb2358f6a1922780b4f2e5802bcec0f559c39f2ebe51c1",
@@ -361,10 +361,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -398,7 +398,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x1c84040e49ece934a2129c9e067c1c92d42cc2dbb654d4085293e5d368f97823",
+        "lastblockhash" : "0x0b38ee982db8c52bc409da15d547308f5e38b119b569b894ad9db2e7e00cb175",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -445,10 +445,10 @@
     "returndatacopy_0_0_following_successful_create_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "679dda7384f23a66fddab40c741cc818332ea61847d8ce05bca2cb9e804e9647"
+            "sourceHash" : "9f658f42ff0f0d46ca46f021df914fccd9e5a21d085dffcab19f6e45c47a1057"
         },
         "blocks" : [
             {
@@ -459,9 +459,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x58d59887b3051ffca31f0eb2138e1efa1320522d37c58679e018b434415e8779",
-                    "mixHash" : "0xb0f3bd2f2ad0dd17af2de274f4f38427361ed6899f0bd9edf5e34560d56fdc65",
-                    "nonce" : "0xf7b0d234280b5c3f",
+                    "hash" : "0x3b43d6c56787e80247fb969a75fdceac47583165f633878ef8fd74623d1868db",
+                    "mixHash" : "0xddbf6a327b6c40d096a391cd81d6689c4049918749e7e79ce9023805189a69b4",
+                    "nonce" : "0x0d470c792610e8df",
                     "number" : "0x01",
                     "parentHash" : "0xaabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3",
                     "receiptTrie" : "0xa90c454e65032e6186eb2358f6a1922780b4f2e5802bcec0f559c39f2ebe51c1",
@@ -470,10 +470,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0aabf697f706e5a52ea42e31c02db3a1a099f5fcc7da8907a97c4a046c302c1a3a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0ce806e6656410f913bba053ec8cf2be809d5ed402a59af50c39bb0df71ed4ce0a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0a90c454e65032e6186eb2358f6a1922780b4f2e5802bcec0f559c39f2ebe51c1b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0ddbf6a327b6c40d096a391cd81d6689c4049918749e7e79ce9023805189a69b4880d470c792610e8dff864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -507,7 +507,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x58d59887b3051ffca31f0eb2138e1efa1320522d37c58679e018b434415e8779",
+        "lastblockhash" : "0x3b43d6c56787e80247fb969a75fdceac47583165f633878ef8fd74623d1868db",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0.json
index 0dcbbe68d..163e7bc94 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_afterFailing_create_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json",
-            "sourceHash" : "9dbfdd3f8fac0606c321b1702ba96a60877f3ff53cf4f2d575be5601d0715e95"
+            "sourceHash" : "16e9683f82f00f1d5fae750950b2fbad9c18e74dd73784eed4303a39d4094488"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0130f6",
-                    "hash" : "0xa79a382ad1d1338cecb448716aaa73ba415643b7d3cb5f2aa36e1a5d58550938",
-                    "mixHash" : "0x280253adc09894800f1877257779e2d0502247e50cfb8bfa97de08d7ac640f6e",
-                    "nonce" : "0x2c5a6cfca8e8a184",
+                    "hash" : "0x6dbbe9f5b270ab4b52330ef0bd471a9c1b005a0a3cffce76d0e1012659969a2e",
+                    "mixHash" : "0x006cb2715da23fe39395e903e54e8a13542f6bbdb7b089ab62fa7a9721ecf944",
+                    "nonce" : "0xf96bb166a5277b1b",
                     "number" : "0x01",
                     "parentHash" : "0xd7b121c7eaf3884b8d584426de7d7159ef1acde95c68765333551301bf58a98f",
                     "receiptTrie" : "0x22c6041c6b13849adb743164c0c51339739896d3f1c455aec210a71e9287e61e",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xa79a382ad1d1338cecb448716aaa73ba415643b7d3cb5f2aa36e1a5d58550938",
+        "lastblockhash" : "0x6dbbe9f5b270ab4b52330ef0bd471a9c1b005a0a3cffce76d0e1012659969a2e",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -108,551 +108,5 @@
                 }
             }
         }
-    },
-    "returndatacopy_afterFailing_create_d0g0v0_Constantinople" : {
-        "_info" : {
-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json",
-            "sourceHash" : "9dbfdd3f8fac0606c321b1702ba96a60877f3ff53cf4f2d575be5601d0715e95"
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-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
-                    "gasUsed" : "0x0130f6",
-                    "hash" : "0x4717253eea563a3a05cffa9d19d04ff005785c58328720f017dd1e3cca7f92dc",
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-                        "v" : "0x1b",
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-                        "gasLimit" : "0x0a00000000",
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-                        "nonce" : "0x00",
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-            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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-        "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa058c127e0279564689333c24c2291a9193c70a90a047ef8be785da8d0bd70d15ba056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x00917fb554398eb5de7018bde6767b742f0584a260f22621df736e8ba6d07940",
-        "network" : "Frontier",
-        "postState" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x69600260005260206000fd600052600a60166000f0503d6000556020600060003e600051600155",
-                "nonce" : "0x00",
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-                }
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-            "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "0x4563918c44f40000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x5a00000000",
-                "code" : "",
-                "nonce" : "0x01",
-                "storage" : {
-                }
-            }
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-        "pre" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x69600260005260206000fd600052600a60166000f0503d6000556020600060003e600051600155",
-                "nonce" : "0x00",
-                "storage" : {
-                    "0x00" : "0x01"
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x6400000000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            }
-        }
-    },
-    "returndatacopy_afterFailing_create_d0g0v0_Homestead" : {
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-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json",
-            "sourceHash" : "9dbfdd3f8fac0606c321b1702ba96a60877f3ff53cf4f2d575be5601d0715e95"
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-        "blocks" : [
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-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
-                    "gasUsed" : "0x0a00000000",
-                    "hash" : "0xafee413cb8a958f62d62ac11a0cd63c4b562a620a030d365b77f2715e4cecc03",
-                    "mixHash" : "0x195ddd8dac3caff826507a6a8381c20c422604d08a80dcbedf409707377a5d24",
-                    "nonce" : "0x693e1b4291f8f984",
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-                "rlp" : "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",
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-                    {
-                        "data" : "",
-                        "gasLimit" : "0x0a00000000",
-                        "gasPrice" : "0x01",
-                        "nonce" : "0x00",
-                        "r" : "0x3b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507",
-                        "s" : "0x24a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2",
-                        "to" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                        "v" : "0x1b",
-                        "value" : "0x00"
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-            }
-        ],
-        "genesisBlockHeader" : {
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-            "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-            "difficulty" : "0x020000",
-            "extraData" : "0x42",
-            "gasLimit" : "0x0a00000000",
-            "gasUsed" : "0x00",
-            "hash" : "0xd7b121c7eaf3884b8d584426de7d7159ef1acde95c68765333551301bf58a98f",
-            "mixHash" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "nonce" : "0x0102030405060708",
-            "number" : "0x00",
-            "parentHash" : "0x0000000000000000000000000000000000000000000000000000000000000000",
-            "receiptTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "stateRoot" : "0x58c127e0279564689333c24c2291a9193c70a90a047ef8be785da8d0bd70d15b",
-            "timestamp" : "0x03b6",
-            "transactionsTrie" : "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
-            "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0xafee413cb8a958f62d62ac11a0cd63c4b562a620a030d365b77f2715e4cecc03",
-        "network" : "Homestead",
-        "postState" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x69600260005260206000fd600052600a60166000f0503d6000556020600060003e600051600155",
-                "nonce" : "0x00",
-                "storage" : {
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-                }
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-            "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "0x4563918c44f40000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x5a00000000",
-                "code" : "",
-                "nonce" : "0x01",
-                "storage" : {
-                }
-            }
-        },
-        "pre" : {
-            "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "0x00",
-                "code" : "0x69600260005260206000fd600052600a60166000f0503d6000556020600060003e600051600155",
-                "nonce" : "0x00",
-                "storage" : {
-                    "0x00" : "0x01"
-                }
-            },
-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x6400000000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
-                }
-            }
-        }
     }
 }
\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0.json
index de052cd8f..e2701c8c7 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_failing_callcode_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "19fa380944ac0a92104607971cd9cbfaf08a7e53f0253c7e8d6402a08974a1e2"
+            "sourceHash" : "c84c3f3af3de1ad68f2c0b2f56cc7fbf870de931fdaba593055385a489d79aa4"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xcb5d1b222442e7347c56d84d4e16732dedc622e7b02d49119c89ef901d59601a",
-                    "mixHash" : "0xebf1035334a2d15a8c83ad12f0bf413eaddba6f18e033fd2553f524ab9e79300",
-                    "nonce" : "0xde6998d97e4d1e0b",
+                    "hash" : "0x39cd5a5c4e433b6fe8f7865fd2d5d2717c8efb734c81a684e66a00af2bb681c8",
+                    "mixHash" : "0x5298ad90c7167a7eb679958fbb6874045f3788f8fda82acdc6a352f2a1ef9e41",
+                    "nonce" : "0x5ad3cb1e436bc530",
                     "number" : "0x01",
                     "parentHash" : "0x789fd3aed3a8973c6db9ef8634f9cb416cf83175c7c7455580f7ec115ff2d03f",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xcb5d1b222442e7347c56d84d4e16732dedc622e7b02d49119c89ef901d59601a",
+        "lastblockhash" : "0x39cd5a5c4e433b6fe8f7865fd2d5d2717c8efb734c81a684e66a00af2bb681c8",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_after_failing_callcode_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "19fa380944ac0a92104607971cd9cbfaf08a7e53f0253c7e8d6402a08974a1e2"
+            "sourceHash" : "c84c3f3af3de1ad68f2c0b2f56cc7fbf870de931fdaba593055385a489d79aa4"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x5612b246860e6263abf428cd11c844d186210367975bddd037f91c98bceb93c6",
-                    "mixHash" : "0x876b30705858f0028bd41b67d0fd641bfde35370d59b9f0008aabe56bc6d21a0",
-                    "nonce" : "0x0485351085fe8f73",
+                    "hash" : "0x8a9a94e64959fe936b6279f2d69dbc8a476b213026f722c6eb572fa84507d112",
+                    "mixHash" : "0x4dde5334a16f6adf359892a4d456ac11a9e1e9066bde314a28e63411e88ba87e",
+                    "nonce" : "0x23d24268239c964d",
                     "number" : "0x01",
                     "parentHash" : "0x789fd3aed3a8973c6db9ef8634f9cb416cf83175c7c7455580f7ec115ff2d03f",
                     "receiptTrie" : "0xbf0d4ca906280ea0ecfd48ed42f3968a76fb85f0c046f4ac94e7e4aee3c45f34",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x5612b246860e6263abf428cd11c844d186210367975bddd037f91c98bceb93c6",
+        "lastblockhash" : "0x8a9a94e64959fe936b6279f2d69dbc8a476b213026f722c6eb572fa84507d112",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_after_failing_callcode_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "19fa380944ac0a92104607971cd9cbfaf08a7e53f0253c7e8d6402a08974a1e2"
+            "sourceHash" : "c84c3f3af3de1ad68f2c0b2f56cc7fbf870de931fdaba593055385a489d79aa4"
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         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd05c9362078a70576f188dbeb95cb9521dea9044d0f805bc8a6db46fc1993558",
-                    "mixHash" : "0x209b44a2ef32c9dff5a1393587450afbc0a6b44618ae3bc34a4f527a539f5f7e",
-                    "nonce" : "0x506e389cf9edab74",
+                    "hash" : "0xed30fe4e78f277313998efda0c7625ff396806c8d2962b2527e03aab3f7ea683",
+                    "mixHash" : "0x8d19a43c15ec0ad9cac275d881f07badf25879af733cdc9ce62f94400ee12d56",
+                    "nonce" : "0xffcefe59f9e9acef",
                     "number" : "0x01",
                     "parentHash" : "0x789fd3aed3a8973c6db9ef8634f9cb416cf83175c7c7455580f7ec115ff2d03f",
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@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90266f901fca0789fd3aed3a8973c6db9ef8634f9cb416cf83175c7c7455580f7ec115ff2d03fa01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa047f8b0bbfc3b6df76ffcebf308bd64ff4ce54d301accf20427da101e3c546370a0942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3ba0bf0d4ca906280ea0ecfd48ed42f3968a76fb85f0c046f4ac94e7e4aee3c45f34b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0209b44a2ef32c9dff5a1393587450afbc0a6b44618ae3bc34a4f527a539f5f7e88506e389cf9edab74f864f8628001850a0000000094100000000000000000000000000000000000000180801ba0d645bcff7a04b34bc1f20889cffafd8bf9764818e4eff2556c4513c3e6aa4426a0758a2988d8cdfe9eebdf3e6d1d2c63bd9718c956af62e21af76f52e047ace5e8c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xd05c9362078a70576f188dbeb95cb9521dea9044d0f805bc8a6db46fc1993558",
+        "lastblockhash" : "0xed30fe4e78f277313998efda0c7625ff396806c8d2962b2527e03aab3f7ea683",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_after_failing_callcode_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "19fa380944ac0a92104607971cd9cbfaf08a7e53f0253c7e8d6402a08974a1e2"
+            "sourceHash" : "c84c3f3af3de1ad68f2c0b2f56cc7fbf870de931fdaba593055385a489d79aa4"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xecb4a7f650754bc5a54da69ae55f021d94493b21b4bba0a5be63bb693d6c8eb4",
-                    "mixHash" : "0xea579ada5349a5fd8013571c3586861f250eda12f83d3abde2632bff8aea9e6f",
-                    "nonce" : "0x160777514a099789",
+                    "hash" : "0x99046464b5492d25a260908cb3ea929e09213d116f3eee1693b0f48487f14633",
+                    "mixHash" : "0xd883e2ba6487b211b1c2a998ad50bc5e064cc813512c1a27f0adb594b7cbb0e6",
+                    "nonce" : "0x67f7abc7a3a7e8d4",
                     "number" : "0x01",
                     "parentHash" : "0x789fd3aed3a8973c6db9ef8634f9cb416cf83175c7c7455580f7ec115ff2d03f",
                     "receiptTrie" : "0xbf0d4ca906280ea0ecfd48ed42f3968a76fb85f0c046f4ac94e7e4aee3c45f34",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xecb4a7f650754bc5a54da69ae55f021d94493b21b4bba0a5be63bb693d6c8eb4",
+        "lastblockhash" : "0x99046464b5492d25a260908cb3ea929e09213d116f3eee1693b0f48487f14633",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_after_failing_callcode_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "19fa380944ac0a92104607971cd9cbfaf08a7e53f0253c7e8d6402a08974a1e2"
+            "sourceHash" : "c84c3f3af3de1ad68f2c0b2f56cc7fbf870de931fdaba593055385a489d79aa4"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x675a13bd5807386a46765d81d98fa3a72bb6d650396184603ddf0dd57a939d4f",
-                    "mixHash" : "0x00ee5122e02c8c94ab3983b7cd77fde66190aa224ae4647359b07ae1a468f87c",
-                    "nonce" : "0x008b944080c6e376",
+                    "hash" : "0xe6337aeb58d2eba8ecc29fbc75353ddd013e1a03a49c448ff51e841b04fd3bd4",
+                    "mixHash" : "0xac97495799d94225a5343fc494bb5d9b9716469826b323ef73ad6800d3d2e2b9",
+                    "nonce" : "0xf0b2130eec97c71e",
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@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x675a13bd5807386a46765d81d98fa3a72bb6d650396184603ddf0dd57a939d4f",
+        "lastblockhash" : "0xe6337aeb58d2eba8ecc29fbc75353ddd013e1a03a49c448ff51e841b04fd3bd4",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0.json
index 59de12cea..0e95c0fe5 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_failing_delegatecall_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "91671021fdf331c52c68b07f319ac1d4037378d37553f8e8731158cd6ec95c3d"
+            "sourceHash" : "80b419d1cb7f045b4058f6ed1a7735066d3d472c9ca714bbb2cde59e143fbadd"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x5208",
-                    "hash" : "0x5b222d9142f362756c5ec19bc260ede6d34ce13da2aa8f37055d8e6876d7f888",
-                    "mixHash" : "0x064de07e4d7a337289938b63fff757d2b968e23348a20421bb15f477fba4760a",
-                    "nonce" : "0x042b8d5f8f06e252",
+                    "hash" : "0x6d5b251d3203abaa9e7f0015674810c19744c9bd5f956da1f13258a31f074433",
+                    "mixHash" : "0xec00f1ca23cb93565b00835055da67a242798d7826dc5cde70526e7d3b4a9196",
+                    "nonce" : "0xc520ddce6d3b5592",
                     "number" : "0x01",
                     "parentHash" : "0x95748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7",
                     "receiptTrie" : "0x056b23fbba480696b65fe5a59b8f2148a1299103c4f57df839233af2cf4ca2d2",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "0xf90263f901f9a095748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0f69a45072e8c4cbda36a790c8df375ecc3bed2512133b50ec3637bba821e26dda0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0056b23fbba480696b65fe5a59b8f2148a1299103c4f57df839233af2cf4ca2d2b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a000000008252088203e880a0ec00f1ca23cb93565b00835055da67a242798d7826dc5cde70526e7d3b4a919688c520ddce6d3b5592f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x5b222d9142f362756c5ec19bc260ede6d34ce13da2aa8f37055d8e6876d7f888",
+        "lastblockhash" : "0x6d5b251d3203abaa9e7f0015674810c19744c9bd5f956da1f13258a31f074433",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_after_failing_delegatecall_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "91671021fdf331c52c68b07f319ac1d4037378d37553f8e8731158cd6ec95c3d"
+            "sourceHash" : "80b419d1cb7f045b4058f6ed1a7735066d3d472c9ca714bbb2cde59e143fbadd"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x5208",
-                    "hash" : "0x4005e663842a620a0c699acfc7e332586997958f4b6fd602507d9b04f95da348",
-                    "mixHash" : "0x99007931245041834725a4352f8bad580570f6e4f1b103e35ddaaf1516d2c95b",
-                    "nonce" : "0xd629400963fcdef6",
+                    "hash" : "0x3207237a0ef86f53b5d858204bd2f6f17a9381326506308c5f8b1b4e8df45230",
+                    "mixHash" : "0x4643545048098337bde8d0116dd27a48e8743155f084f7c125763cad3a53ce19",
+                    "nonce" : "0xcc8a55c673deff7d",
                     "number" : "0x01",
                     "parentHash" : "0x95748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7",
                     "receiptTrie" : "0x5915ac045bacf9ccbb0a59a1b881a0bbfff1ad5c9fbb42a3f0013434b8f68438",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4005e663842a620a0c699acfc7e332586997958f4b6fd602507d9b04f95da348",
+        "lastblockhash" : "0x3207237a0ef86f53b5d858204bd2f6f17a9381326506308c5f8b1b4e8df45230",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_after_failing_delegatecall_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "91671021fdf331c52c68b07f319ac1d4037378d37553f8e8731158cd6ec95c3d"
+            "sourceHash" : "80b419d1cb7f045b4058f6ed1a7735066d3d472c9ca714bbb2cde59e143fbadd"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x5208",
-                    "hash" : "0x51c6cd8319211e8f33d48581b30a3c013d18495ffb8c87b1e5139ba57c9038e4",
-                    "mixHash" : "0xe9f846816042d70ec400f407dd3bbefa69b04de8c00eea3e19bf627f69a03e02",
-                    "nonce" : "0x23569ebce0282374",
+                    "hash" : "0x0ad9eb61fb1a144f424532130778732ccb7d27eae7fb180aba2cd337cd3e59d5",
+                    "mixHash" : "0x74fd1501f4547b8592a713c9c7c43fdb0a507934aaeee43ec23194573c235953",
+                    "nonce" : "0xd2a98f46e68b6149",
                     "number" : "0x01",
                     "parentHash" : "0x95748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7",
                     "receiptTrie" : "0x5915ac045bacf9ccbb0a59a1b881a0bbfff1ad5c9fbb42a3f0013434b8f68438",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x51c6cd8319211e8f33d48581b30a3c013d18495ffb8c87b1e5139ba57c9038e4",
+        "lastblockhash" : "0x0ad9eb61fb1a144f424532130778732ccb7d27eae7fb180aba2cd337cd3e59d5",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_after_failing_delegatecall_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "91671021fdf331c52c68b07f319ac1d4037378d37553f8e8731158cd6ec95c3d"
+            "sourceHash" : "80b419d1cb7f045b4058f6ed1a7735066d3d472c9ca714bbb2cde59e143fbadd"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x5208",
-                    "hash" : "0x53a8e88612e99999898f7fc6d30c7103f63272167c4452b7413a66ad00aea9c2",
-                    "mixHash" : "0x8df9afcb196a9808252a07f7001d2f5c87cdbaa24a16440ce27ca81d8e90660f",
-                    "nonce" : "0xc4fcd5376b3640c0",
+                    "hash" : "0xee2d4937d339daf775e1589e3f205f867a2cdbfe2febaef17d9b1aaa0fe77e15",
+                    "mixHash" : "0x59a0d81af40b527da5f8a186c68235e077571057393f7622d1404aa85341a98a",
+                    "nonce" : "0xb7aeea7a74b0f6fb",
                     "number" : "0x01",
                     "parentHash" : "0x95748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7",
                     "receiptTrie" : "0x5915ac045bacf9ccbb0a59a1b881a0bbfff1ad5c9fbb42a3f0013434b8f68438",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "0xf90263f901f9a095748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0d7bd784b0c642852ab9b4f4749bc7ba760c352d16eddde51ee66d303ca77f746a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba05915ac045bacf9ccbb0a59a1b881a0bbfff1ad5c9fbb42a3f0013434b8f68438b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a000000008252088203e880a059a0d81af40b527da5f8a186c68235e077571057393f7622d1404aa85341a98a88b7aeea7a74b0f6fbf864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x53a8e88612e99999898f7fc6d30c7103f63272167c4452b7413a66ad00aea9c2",
+        "lastblockhash" : "0xee2d4937d339daf775e1589e3f205f867a2cdbfe2febaef17d9b1aaa0fe77e15",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_after_failing_delegatecall_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "91671021fdf331c52c68b07f319ac1d4037378d37553f8e8731158cd6ec95c3d"
+            "sourceHash" : "80b419d1cb7f045b4058f6ed1a7735066d3d472c9ca714bbb2cde59e143fbadd"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x5208",
-                    "hash" : "0xbf0d69980c3a4e025c84d7cf19766dc177b8c2fc9426652cfe9b89e5e842b3d4",
-                    "mixHash" : "0x6d23aecb5251c7ade036fa8ad5a08cece03c7c47401d7edcd8fb456ce1b6d14e",
-                    "nonce" : "0x5798c3f4927d3d62",
+                    "hash" : "0x8742f109cf4dd17a9c377e98b42747b6c00671090aba113ae907d415f59bbe35",
+                    "mixHash" : "0x2049fe575480e9874f76e403013518a0919ed5559703463dabb3dae9816a411f",
+                    "nonce" : "0x8df1c730fe2ba1b9",
                     "number" : "0x01",
                     "parentHash" : "0x95748124d7703c846faeb33774c0b11c6191691a67574d9602017a422c1276c7",
                     "receiptTrie" : "0x5915ac045bacf9ccbb0a59a1b881a0bbfff1ad5c9fbb42a3f0013434b8f68438",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xbf0d69980c3a4e025c84d7cf19766dc177b8c2fc9426652cfe9b89e5e842b3d4",
+        "lastblockhash" : "0x8742f109cf4dd17a9c377e98b42747b6c00671090aba113ae907d415f59bbe35",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0.json
index ba3081162..c4458ccd3 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_failing_staticcall_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "a3208955c911af799e1c1d9ab8b688386e369f9c1829347194b27cfe075c1936"
+            "sourceHash" : "bb84eea219879d69a7a4ec28c922061cda08a34675a5ca6e3788b4d784c85fa3"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x8dc1ec839a547e7f28cb8951bed257b23573470c01c459fd54fe147a68a316cb",
-                    "mixHash" : "0x3db30453c75ac0beb67fb43b24e9f87da927f71d32bcb138063091ff3af411aa",
-                    "nonce" : "0x470721a2cafc78f6",
+                    "hash" : "0xcc9943bfc31082d431892592a6562650d79899f9e9a7c2d2018d4051b90528fd",
+                    "mixHash" : "0xdacc72a739086127e822f346a119065eba2a8258cea2eed40c010e05798b6bdd",
+                    "nonce" : "0xa29499ab9e1712d8",
                     "number" : "0x01",
                     "parentHash" : "0xb6ee36ad34351a8ea051af6a517d3e4ea2eb96d084f066ca78b9c579dc50beb9",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8dc1ec839a547e7f28cb8951bed257b23573470c01c459fd54fe147a68a316cb",
+        "lastblockhash" : "0xcc9943bfc31082d431892592a6562650d79899f9e9a7c2d2018d4051b90528fd",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_after_failing_staticcall_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "a3208955c911af799e1c1d9ab8b688386e369f9c1829347194b27cfe075c1936"
+            "sourceHash" : "bb84eea219879d69a7a4ec28c922061cda08a34675a5ca6e3788b4d784c85fa3"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2c5a0f1855664e7c932ecec754de8955267f2826afe5f55cde0c392ae71c2f0d",
-                    "mixHash" : "0x2005aade8dbeb2b8f2cd7bc8c9fbd01b3cd1ef90bffadbe0eaa6ecabbf8cca53",
-                    "nonce" : "0xa6a5b1d7fb6b4881",
+                    "hash" : "0x2aeb6ba541af4f8cc40ebbc3c44245105a73b45c061c276dd8fdfc672fff7aa7",
+                    "mixHash" : "0xfbf80ceb9fc29b03f7713f073c6f549c974461ffe5b6594210fa3edfe561b01a",
+                    "nonce" : "0x486165eb9e1d869e",
                     "number" : "0x01",
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                     "receiptTrie" : "0xd3a2361a1799dc0e37e29c370805d0a89d91866b3ff1489819dbc9f03a74bb40",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x2c5a0f1855664e7c932ecec754de8955267f2826afe5f55cde0c392ae71c2f0d",
+        "lastblockhash" : "0x2aeb6ba541af4f8cc40ebbc3c44245105a73b45c061c276dd8fdfc672fff7aa7",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_after_failing_staticcall_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "a3208955c911af799e1c1d9ab8b688386e369f9c1829347194b27cfe075c1936"
+            "sourceHash" : "bb84eea219879d69a7a4ec28c922061cda08a34675a5ca6e3788b4d784c85fa3"
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             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x7f838d9d633da40dc1051f111797969fa1241ca975795da4f75869aea1f505e7",
-                    "mixHash" : "0x63a957313f3552f7a99d5409a34be9a92509870734c83dec68946e5272e701df",
-                    "nonce" : "0x997903a10fb22dcc",
+                    "hash" : "0x43b24797ae6ad2582929df08226383b5964782fc714041be2a69e6872ab34bb0",
+                    "mixHash" : "0xde431fc8ac95ea0f8af6cdb5e424e5994855cd06ba7ad1608c4e193625d838da",
+                    "nonce" : "0x4957545ba6b85363",
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                     "receiptTrie" : "0xd3a2361a1799dc0e37e29c370805d0a89d91866b3ff1489819dbc9f03a74bb40",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0b6ee36ad34351a8ea051af6a517d3e4ea2eb96d084f066ca78b9c579dc50beb9a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa094522e57ba7d320e51dfcdd425ceba7b3b4cecdd9d9bbaa9d57a02c45e9785e2a0942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3ba0d3a2361a1799dc0e37e29c370805d0a89d91866b3ff1489819dbc9f03a74bb40b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0de431fc8ac95ea0f8af6cdb5e424e5994855cd06ba7ad1608c4e193625d838da884957545ba6b85363f864f8628001850a0000000094100000000000000000000000000000000000000180801ba0d645bcff7a04b34bc1f20889cffafd8bf9764818e4eff2556c4513c3e6aa4426a0758a2988d8cdfe9eebdf3e6d1d2c63bd9718c956af62e21af76f52e047ace5e8c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x7f838d9d633da40dc1051f111797969fa1241ca975795da4f75869aea1f505e7",
+        "lastblockhash" : "0x43b24797ae6ad2582929df08226383b5964782fc714041be2a69e6872ab34bb0",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_after_failing_staticcall_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "a3208955c911af799e1c1d9ab8b688386e369f9c1829347194b27cfe075c1936"
+            "sourceHash" : "bb84eea219879d69a7a4ec28c922061cda08a34675a5ca6e3788b4d784c85fa3"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x9cf0586a20afdf95a730a0e82555172171fe462aec8e62ff2dd7e85ebfbba66a",
-                    "mixHash" : "0xa744d07369541e72896d0937f83ce666d8d798ab6802761a35da2a854cff0ec9",
-                    "nonce" : "0x23c11ec436100ad4",
+                    "hash" : "0xc5a0ccbaac32e5efffcee9daf4edc69192c9d52bb50fadddf7ce1eda9e9d411d",
+                    "mixHash" : "0xcb4bab722ac1724a3d382c24d3a4bd2f8614365420d57074a2732a81cd3d673a",
+                    "nonce" : "0x7f9de2e1747517be",
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                     "receiptTrie" : "0xd3a2361a1799dc0e37e29c370805d0a89d91866b3ff1489819dbc9f03a74bb40",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
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@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x9cf0586a20afdf95a730a0e82555172171fe462aec8e62ff2dd7e85ebfbba66a",
+        "lastblockhash" : "0xc5a0ccbaac32e5efffcee9daf4edc69192c9d52bb50fadddf7ce1eda9e9d411d",
         "network" : "Frontier",
         "postState" : {
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@@ -494,10 +494,10 @@
     "returndatacopy_after_failing_staticcall_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "a3208955c911af799e1c1d9ab8b688386e369f9c1829347194b27cfe075c1936"
+            "sourceHash" : "bb84eea219879d69a7a4ec28c922061cda08a34675a5ca6e3788b4d784c85fa3"
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@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xf152e15e4ff1035169047c8b2850d77edb4c33b8a12b25e01dbfda4d9503da1b",
-                    "mixHash" : "0xf52cadd6883d90c4815da4266b21cf2c19095be1374693837fe4deed202a4023",
-                    "nonce" : "0xc5a8de801e43d219",
+                    "hash" : "0x69f4d883a1881be2fdcb86a2212a59adafd1ac5a1a48557e474863ca44c654b4",
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@@ -519,10 +519,10 @@
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0xf152e15e4ff1035169047c8b2850d77edb4c33b8a12b25e01dbfda4d9503da1b",
+        "lastblockhash" : "0x69f4d883a1881be2fdcb86a2212a59adafd1ac5a1a48557e474863ca44c654b4",
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diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0.json
index dd68d2314..931c4037f 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0.json
@@ -2,10 +2,10 @@
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@@ -16,9 +16,9 @@
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@@ -27,10 +27,10 @@
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@@ -64,7 +64,7 @@
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         "network" : "Byzantium",
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@@ -122,259 +122,13 @@
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@@ -617,10 +371,10 @@
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -679,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x36b46b2c7846e74e59346ee8931fda701b9b8f5c42bb6bd1c70329b713e1149a",
+        "lastblockhash" : "0x654d599e4c696509da2f014548cebc78c59273a6b7677db609941c2e3c191b7d",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0.json
index 728b88679..1774c82d2 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_successful_callcode_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "2214eaba628c6c4b8c1a609b6bfe9a1497595f9d0bc6f9d325d2b6cd21c04273"
+            "sourceHash" : "51cb404fc47f01d922d0fc2242e15627a7a56051de168a7fbe355761d81b48ad"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x6890",
-                    "hash" : "0x4f22659271efadced42a50b9c1d8308e8c939a9cdf47950af7308ebc76829f34",
-                    "mixHash" : "0x0bbc735f62a8b48d5fc7b6a58b49208c24fecc38d097753ecca3e43771e00d79",
-                    "nonce" : "0xbf41c952810d8466",
+                    "hash" : "0x12c37ed9e16994eac64d606f58d2c0963cf4638aa219e895c20dad3b4f58b7e1",
+                    "mixHash" : "0x9aa92119025291a1b8822b1a38846038a64acc4da54070ea02884d7154c5a1ef",
+                    "nonce" : "0x5670393ab819e096",
                     "number" : "0x01",
                     "parentHash" : "0x4d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117",
                     "receiptTrie" : "0xbd7d345aa8696ac6247df535832300d67533bcc0304df4795a2283735d2468e9",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90263f901f9a04d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa016422ba1b2fb09cbaa991fc24172e11ced9f0d71e5bd77013c3c121e46e5aca4a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0bd7d345aa8696ac6247df535832300d67533bcc0304df4795a2283735d2468e9b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a000000008268908203e880a00bbc735f62a8b48d5fc7b6a58b49208c24fecc38d097753ecca3e43771e00d7988bf41c952810d8466f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4f22659271efadced42a50b9c1d8308e8c939a9cdf47950af7308ebc76829f34",
+        "lastblockhash" : "0x12c37ed9e16994eac64d606f58d2c0963cf4638aa219e895c20dad3b4f58b7e1",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -108,122 +108,13 @@
             }
         }
     },
-    "returndatacopy_after_successful_callcode_d0g0v0_EIP150" : {
-        "_info" : {
-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "2214eaba628c6c4b8c1a609b6bfe9a1497595f9d0bc6f9d325d2b6cd21c04273"
-        },
-        "blocks" : [
-            {
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-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
-                    "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe922bbaf9e0c0d88b28b0709ea0e3c40e33636f380548608f101ed7f8f075c1c",
-                    "mixHash" : "0x1a782bcd9134bec64f27056fa006516ce9a6c7b1dc3d257e9fe8815e7facdf1b",
-                    "nonce" : "0xd724a3da49b59503",
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-                    "parentHash" : "0x4d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117",
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-                    "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                        "v" : "0x1b",
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-                "nonce" : "0x00",
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     "returndatacopy_after_successful_callcode_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "2214eaba628c6c4b8c1a609b6bfe9a1497595f9d0bc6f9d325d2b6cd21c04273"
+            "sourceHash" : "51cb404fc47f01d922d0fc2242e15627a7a56051de168a7fbe355761d81b48ad"
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         "blocks" : [
             {
@@ -234,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x820a0c6daee2aaf160401cc2f412952d9e83977a055b773812cdaf5f8f729bc2",
-                    "mixHash" : "0xb3ce7e6260d8fc02acbc7f2a554d238e828fde66bc81eb71e5a6f5739ccc01be",
-                    "nonce" : "0x8d0af2496c767f74",
+                    "hash" : "0x2e23844a36a13a3fab1612186aa73112fb76b69fd6b4a8d2ec7ef63bc7b5b60b",
+                    "mixHash" : "0xc1f32c8134e3ccca21a7469718bfafd39d450b412bcde393372336e389aa5fd4",
+                    "nonce" : "0xfeb06b10ee8752ac",
                     "number" : "0x01",
                     "parentHash" : "0x4d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117",
                     "receiptTrie" : "0x2f42387e60b917877ffcf6d55937b03030c842e65c7d4dbe8f7f2259fc150c17",
@@ -245,10 +136,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -282,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x820a0c6daee2aaf160401cc2f412952d9e83977a055b773812cdaf5f8f729bc2",
+        "lastblockhash" : "0x2e23844a36a13a3fab1612186aa73112fb76b69fd6b4a8d2ec7ef63bc7b5b60b",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +220,10 @@
     "returndatacopy_after_successful_callcode_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "2214eaba628c6c4b8c1a609b6bfe9a1497595f9d0bc6f9d325d2b6cd21c04273"
+            "sourceHash" : "51cb404fc47f01d922d0fc2242e15627a7a56051de168a7fbe355761d81b48ad"
         },
         "blocks" : [
             {
@@ -343,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x428173eaab1d6ac1780c30df7e243ec221e5173a6aef7780cdea8b5b37dcf393",
-                    "mixHash" : "0x6f1a6069907a948b2adbd80beca2c93973158228eef587ef46f8f026dea19ca7",
-                    "nonce" : "0x5b4a06d5467d4cc9",
+                    "hash" : "0x728503bbffb9a505108cbfde6cc1d0d4975d5bed53d7b4c1a842f9cb44dbc49e",
+                    "mixHash" : "0x44595ca2a67dcc0603efa2f90e57b17776da8f3ecc5deb9aac69a46d92c85c39",
+                    "nonce" : "0x033260451096dd05",
                     "number" : "0x01",
                     "parentHash" : "0x4d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117",
                     "receiptTrie" : "0x2f42387e60b917877ffcf6d55937b03030c842e65c7d4dbe8f7f2259fc150c17",
@@ -354,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x428173eaab1d6ac1780c30df7e243ec221e5173a6aef7780cdea8b5b37dcf393",
+        "lastblockhash" : "0x728503bbffb9a505108cbfde6cc1d0d4975d5bed53d7b4c1a842f9cb44dbc49e",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +329,10 @@
     "returndatacopy_after_successful_callcode_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "2214eaba628c6c4b8c1a609b6bfe9a1497595f9d0bc6f9d325d2b6cd21c04273"
+            "sourceHash" : "51cb404fc47f01d922d0fc2242e15627a7a56051de168a7fbe355761d81b48ad"
         },
         "blocks" : [
             {
@@ -452,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x5c0558966c73d1d50c8c4e19a3eb4331bb49808fbfaa3680279874c86a8909eb",
-                    "mixHash" : "0xcae279aaeb7601ef33280198d7f7bc4ca59210135a88a9e3b86f9a04ed69427b",
-                    "nonce" : "0xe167ca5d09f21932",
+                    "hash" : "0xd84e192b12a3c74ab19bbfdf29f3b4ba98b1fb75ad4377b1bb1b54a1136bba03",
+                    "mixHash" : "0x4d7cb99ee929149f5a95fb296a669ac85bebd82381933e973df231e0a5abada3",
+                    "nonce" : "0xd77abe2610220c9f",
                     "number" : "0x01",
                     "parentHash" : "0x4d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117",
                     "receiptTrie" : "0x2f42387e60b917877ffcf6d55937b03030c842e65c7d4dbe8f7f2259fc150c17",
@@ -463,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca04d4b4e465b5b698363cfd49722a76260646ce71aa8a0dd6f9e70068e9da39117a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa053bf4edb0c3cc66963bb53a051c17c3f9608328437b195c1da5520fb657431c7a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba02f42387e60b917877ffcf6d55937b03030c842e65c7d4dbe8f7f2259fc150c17b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a04d7cb99ee929149f5a95fb296a669ac85bebd82381933e973df231e0a5abada388d77abe2610220c9ff864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x5c0558966c73d1d50c8c4e19a3eb4331bb49808fbfaa3680279874c86a8909eb",
+        "lastblockhash" : "0xd84e192b12a3c74ab19bbfdf29f3b4ba98b1fb75ad4377b1bb1b54a1136bba03",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0.json
index c015955a7..cfad46061 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_successful_delegatecall_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "5eab04c1a61a00bde4a9401df41e6986283658968c5ca1dd61f21f36e373f89b"
+            "sourceHash" : "79ce2a1d7395deb7e30db89f3b05d42d01506e1f8caf01ef472c4bdabc803c5e"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x688c",
-                    "hash" : "0x48430d7edb01ac3f4a8f7375bd5372c8a34e923b6e97e63e160405477d866e54",
-                    "mixHash" : "0xa5feb633b332e131ceedfc891ef0fbfbf42cc7a644729be43baac59fe630231d",
-                    "nonce" : "0x1cf8d0835452e4ef",
+                    "hash" : "0x089b71a64aff55c38dfb8621bde582d6a23b14323914ce3758bd7413ed7ce22e",
+                    "mixHash" : "0xe525cffea71f66b9cdb1eaf13b27367c6418fe5d6894c3988d4389dfba7b45d3",
+                    "nonce" : "0xbfc03cf94849003e",
                     "number" : "0x01",
                     "parentHash" : "0x015c17e5860f16eabb924fde14b88741ec92c99f49fc0bcf7fdff74914ebaca6",
                     "receiptTrie" : "0x94eac79bd798fb96b52543d29c352111c47484f809b3d51231eb853dbe512345",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xc56f8a706793c2521c03e01d1bf8b6b04b6edbe8d4e262490e05582f95f37940",
+        "lastblockhash" : "0xbc856360150ddb3468f63f56855a706cd421441efd6a1371ff509d32482a4066",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +329,10 @@
     "returndatacopy_after_successful_delegatecall_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "5eab04c1a61a00bde4a9401df41e6986283658968c5ca1dd61f21f36e373f89b"
+            "sourceHash" : "79ce2a1d7395deb7e30db89f3b05d42d01506e1f8caf01ef472c4bdabc803c5e"
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         "blocks" : [
             {
@@ -452,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xdde65b2d4bbff0cdd75ffb82e1db6461d01908ef022ccd199c0434cc7b5a9e0e",
-                    "mixHash" : "0x23902f39ea50286702f43a9fd0a27f2b4a34c9a1fd494e39fb4fff4138b1d2c0",
-                    "nonce" : "0x6a4b62d134c050c4",
+                    "hash" : "0x62a145c2b130dfa5d2f8a3c4fb2e72a4e183e52d33885c4b7c99ccbad55a54a0",
+                    "mixHash" : "0x0f0d301cd40e6d36603ae4efbc10be811a9fbe45a85d669e5ae00f3059aeea67",
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@@ -463,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xdde65b2d4bbff0cdd75ffb82e1db6461d01908ef022ccd199c0434cc7b5a9e0e",
+        "lastblockhash" : "0x62a145c2b130dfa5d2f8a3c4fb2e72a4e183e52d33885c4b7c99ccbad55a54a0",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0.json
index 83c948e5c..65b3eeeef 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_after_successful_staticcall_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "33d65cbacf117a95bfec3c20f5bf947b52fbb626f49694b103eb42787426c4b1"
+            "sourceHash" : "0d7b4e1e3eda0b4a939b3abd29d606fe56dc2bf987678f17094aff72e84f7fa2"
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             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x688c",
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-                    "nonce" : "0x624b46f5bd012e68",
+                    "hash" : "0xabd4d0dddfae55b785c3d36824dde1ad1e227a0cd8dc5814d0e13ef5ee9054df",
+                    "mixHash" : "0x21b0fac5c7256d50754b743bdd228a45c264408a55a7ee5bd1ea51760326438c",
+                    "nonce" : "0xada97ed97972720c",
                     "number" : "0x01",
                     "parentHash" : "0xcb5ecbf13f3daf9108191f4ed2820cdc45c6e31f11568616ab86a08b04518402",
                     "receiptTrie" : "0x94eac79bd798fb96b52543d29c352111c47484f809b3d51231eb853dbe512345",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x596a5b35a002561f4bf245baf4bab295a750e6e66c95b40e7cd2a17be6c4a2ab",
+        "lastblockhash" : "0xabd4d0dddfae55b785c3d36824dde1ad1e227a0cd8dc5814d0e13ef5ee9054df",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -122,136 +122,13 @@
             }
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     },
-    "returndatacopy_after_successful_staticcall_d0g0v0_EIP150" : {
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-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
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-        "lastblockhash" : "0x04c0cc0a4b674688a41d385f230b8cfaf82bc392c623e2331e3f0be4aed554e6",
+        "lastblockhash" : "0x4a1ade433d55a07543d21e4ca50cfdf815a8d9fe12c5e827f976a97837e1c970",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0.json
index 861a9b345..2108cd66e 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_call_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json",
-            "sourceHash" : "d9f6fafcc55d9af38343b8a0e1253a4504d9f6a3c646239cb0b729781d97877c"
+            "sourceHash" : "abbce1233a3f84c45b548ae4c2b7e53a5369aed812026d689a11b54011e8ea98"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x6890",
-                    "hash" : "0x4ac6ce463553d6bc016b3edd0f766244ef997674768aa69875bf29fc04dc870f",
-                    "mixHash" : "0x08efc3c0a1e7b7a093703562ea3138a8a589f999cc46a837fa9a2e0fa304fa52",
-                    "nonce" : "0x01e06f8bea05776b",
+                    "hash" : "0x7676fbb53d93261885358da3b6a72f53282c43a728fa7f7fd4d680969878f974",
+                    "mixHash" : "0x6632e14d9bd200d4e067768a299ef9b96c3d85f2303d927a9ec3b33d98fa5104",
+                    "nonce" : "0xc22add580a3fc5ee",
                     "number" : "0x01",
                     "parentHash" : "0xb3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082ec",
                     "receiptTrie" : "0xbd7d345aa8696ac6247df535832300d67533bcc0304df4795a2283735d2468e9",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90263f901f9a0b3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082eca01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa04fd8ec24fc48ef782945d74986a4e1608bc437dc776700b7dd79474a9d5440d6a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0bd7d345aa8696ac6247df535832300d67533bcc0304df4795a2283735d2468e9b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a000000008268908203e880a008efc3c0a1e7b7a093703562ea3138a8a589f999cc46a837fa9a2e0fa304fa528801e06f8bea05776bf864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4ac6ce463553d6bc016b3edd0f766244ef997674768aa69875bf29fc04dc870f",
+        "lastblockhash" : "0x7676fbb53d93261885358da3b6a72f53282c43a728fa7f7fd4d680969878f974",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_following_call_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json",
-            "sourceHash" : "d9f6fafcc55d9af38343b8a0e1253a4504d9f6a3c646239cb0b729781d97877c"
+            "sourceHash" : "abbce1233a3f84c45b548ae4c2b7e53a5369aed812026d689a11b54011e8ea98"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xf0e115ccf5f08e65f4242d363eccf66ac5fb7fdc8a5daab4ec7222d8beb16636",
-                    "mixHash" : "0x35f273931f3ce42088669c88ad2945071bf196c9c0fb211811b1d741881e9462",
-                    "nonce" : "0xb194889c407346ed",
+                    "hash" : "0xc30380a6f1b1ea5139567dbb68511e5ed23509068450425a32aa3a3ea3782460",
+                    "mixHash" : "0x2694d35af276de65789de9ba949f8cd8543936f05d39a2124bdac25c910287ba",
+                    "nonce" : "0xb1ccbc2e579c4f6e",
                     "number" : "0x01",
                     "parentHash" : "0xb3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082ec",
                     "receiptTrie" : "0x44427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa07351591b493efcb5e0f92d16cb0f8ec4c80b1fd641d075db6f733e7be89c020aa056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xf0e115ccf5f08e65f4242d363eccf66ac5fb7fdc8a5daab4ec7222d8beb16636",
+        "lastblockhash" : "0xc30380a6f1b1ea5139567dbb68511e5ed23509068450425a32aa3a3ea3782460",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_following_call_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json",
-            "sourceHash" : "d9f6fafcc55d9af38343b8a0e1253a4504d9f6a3c646239cb0b729781d97877c"
+            "sourceHash" : "abbce1233a3f84c45b548ae4c2b7e53a5369aed812026d689a11b54011e8ea98"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x1142b586e89fde95cdd6e5b076f782a1af397c3b925b076989c88d644107131f",
-                    "mixHash" : "0xc5d1d23e2b26ff0de80d9566e42ea0ee3ac09409d207c5c5e9acf952e1cce7b0",
-                    "nonce" : "0x1f6363c4d4181506",
+                    "hash" : "0xce85afa5cdce1f3f1f27eedc7cbae9619e1b81992f7623fb33db9f0f1b3f76a7",
+                    "mixHash" : "0x0775e9e55c2edcd922039d0cecebe77cf49d569f4342d5dcf5feb739bf6985f3",
+                    "nonce" : "0x1c34801c42f375d2",
                     "number" : "0x01",
                     "parentHash" : "0xb3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082ec",
                     "receiptTrie" : "0x44427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x1142b586e89fde95cdd6e5b076f782a1af397c3b925b076989c88d644107131f",
+        "lastblockhash" : "0xce85afa5cdce1f3f1f27eedc7cbae9619e1b81992f7623fb33db9f0f1b3f76a7",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_following_call_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json",
-            "sourceHash" : "d9f6fafcc55d9af38343b8a0e1253a4504d9f6a3c646239cb0b729781d97877c"
+            "sourceHash" : "abbce1233a3f84c45b548ae4c2b7e53a5369aed812026d689a11b54011e8ea98"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x5fa1148fa7321fc8d7f7d3313eb95f9bf1597ac48bbed5cc6fd3436bc8a1494d",
-                    "mixHash" : "0x0bde029e5ebe5226c0e293a3e1667c58dce8f08f286cba8bdf637393fbae776e",
-                    "nonce" : "0x31378595a501a1a3",
+                    "hash" : "0x06dca19e50452d454e08b9f44c7b190a67fecb7bcc8120d5fbcb676b931ae239",
+                    "mixHash" : "0x3cd339238e82fa32c05928946a254caceee01e6e93591eda3853004450f2d96e",
+                    "nonce" : "0xf1e5eb9e65c1472e",
                     "number" : "0x01",
                     "parentHash" : "0xb3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082ec",
                     "receiptTrie" : "0x44427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0b3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082eca01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa06b064f06a846a3b0a415b0f3a28f5b0161e662e90df5d6e11832d6ee990d8453a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba044427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a03cd339238e82fa32c05928946a254caceee01e6e93591eda3853004450f2d96e88f1e5eb9e65c1472ef864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa07351591b493efcb5e0f92d16cb0f8ec4c80b1fd641d075db6f733e7be89c020aa056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x5fa1148fa7321fc8d7f7d3313eb95f9bf1597ac48bbed5cc6fd3436bc8a1494d",
+        "lastblockhash" : "0x06dca19e50452d454e08b9f44c7b190a67fecb7bcc8120d5fbcb676b931ae239",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_following_call_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json",
-            "sourceHash" : "d9f6fafcc55d9af38343b8a0e1253a4504d9f6a3c646239cb0b729781d97877c"
+            "sourceHash" : "abbce1233a3f84c45b548ae4c2b7e53a5369aed812026d689a11b54011e8ea98"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xabead9f1c6a2d259b814a31e15d888f8d4515953b0199a1d3a7b6a75c1477347",
-                    "mixHash" : "0xa268fd736fb15f15fb63ae9132fa518d302f56b3db8ee7685ab7a3a248dc0caf",
-                    "nonce" : "0x310b2c219eb9e57a",
+                    "hash" : "0x494c6802db473ace19a7122fea4dc22db3d5bbc7b106a22558f7c10f65c5a515",
+                    "mixHash" : "0x529574f8e5326faab1454c10a58c3a491ef670640c1f5dbeaae1e88d6c8eab57",
+                    "nonce" : "0x0b0a5ff3e99e036c",
                     "number" : "0x01",
                     "parentHash" : "0xb3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082ec",
                     "receiptTrie" : "0x44427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90266f901fca0b3ad8dcb1f73a883d7187f97b6ebfd184269a3d8d2bf9ac93976df1810a082eca01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa06b064f06a846a3b0a415b0f3a28f5b0161e662e90df5d6e11832d6ee990d8453a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba044427ca52d1da7e3a07e208d0ed3ae44d1cb57c2f054e66183bfc3bb91447542b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0a268fd736fb15f15fb63ae9132fa518d302f56b3db8ee7685ab7a3a248dc0caf88310b2c219eb9e57af864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xabead9f1c6a2d259b814a31e15d888f8d4515953b0199a1d3a7b6a75c1477347",
+        "lastblockhash" : "0x494c6802db473ace19a7122fea4dc22db3d5bbc7b106a22558f7c10f65c5a515",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0.json
index 9ad7d9b25..2de0afe09 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_create_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json",
-            "sourceHash" : "bd5f2ed98288116745e9fa515ea20034429f4e1ccae89da422b35fe2e34af041"
+            "sourceHash" : "41594c78f8b6e9ef4cc25de8cf50496d22dbce4e20ff63fc9b085127dea18685"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xa87ae1da06dac057314f0ab5119a34ecc9d8cc6084ada63b177de990bde36950",
-                    "mixHash" : "0x7205d8705056f9243e2aeb831d9569d019c16231bec7f6e84dbda4ca4fc67540",
-                    "nonce" : "0xa5e7b7bce6c876dd",
+                    "hash" : "0x094db7d03c92735b1f1dd772ac0ce702c06790a6704e8907f2b645ec94185a7f",
+                    "mixHash" : "0xbe24e885b6077e38010f9c9a6115d67b774ae456e45b8ff90868460669f9fe32",
+                    "nonce" : "0xeaee91fda4c5cac6",
                     "number" : "0x01",
                     "parentHash" : "0xd7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3d",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xa87ae1da06dac057314f0ab5119a34ecc9d8cc6084ada63b177de990bde36950",
+        "lastblockhash" : "0x094db7d03c92735b1f1dd772ac0ce702c06790a6704e8907f2b645ec94185a7f",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_following_create_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json",
-            "sourceHash" : "bd5f2ed98288116745e9fa515ea20034429f4e1ccae89da422b35fe2e34af041"
+            "sourceHash" : "41594c78f8b6e9ef4cc25de8cf50496d22dbce4e20ff63fc9b085127dea18685"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x81602f26c6258a9421c74dbd2164e2c3302dffd92af6d1ac436485baa55359e6",
-                    "mixHash" : "0x1c60dfd58225250b726502b0335ecf1726a4364077ee98e6e5d0ffcc66fea1e2",
-                    "nonce" : "0x02149eeb44b08608",
+                    "hash" : "0xf8490e266afaa612479404943299f3073bdee12cbce466417a4aed2a4530b907",
+                    "mixHash" : "0x205b14f397ed3bcc98e692c9874fceffa573a8d9be9884348e79aa96ef5b8dd8",
+                    "nonce" : "0xb4616788fae14672",
                     "number" : "0x01",
                     "parentHash" : "0xd7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3d",
                     "receiptTrie" : "0xaa3d2287d5b830157f0f94f9a76f385a3635c2f710543e7ef8713e4bb475e2c1",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x81602f26c6258a9421c74dbd2164e2c3302dffd92af6d1ac436485baa55359e6",
+        "lastblockhash" : "0xf8490e266afaa612479404943299f3073bdee12cbce466417a4aed2a4530b907",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_following_create_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json",
-            "sourceHash" : "bd5f2ed98288116745e9fa515ea20034429f4e1ccae89da422b35fe2e34af041"
+            "sourceHash" : "41594c78f8b6e9ef4cc25de8cf50496d22dbce4e20ff63fc9b085127dea18685"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xefc70d383c4d743d8df5385022f5dd24cf8dfde392de007ab7c3f074c2282fcb",
-                    "mixHash" : "0xe9866f8adbdb157cecc030193d4fe618f7adb3988b8491ee9bd0d99a880c89ef",
-                    "nonce" : "0x8d7f78c9ebb378c9",
+                    "hash" : "0xf162dca6a3b0b47fe443cc776c4fa15d25ca7493e87e6ad60a4bb02b55a959ee",
+                    "mixHash" : "0xcceff8e00561be9779a1fcf792d1708d95a1a4cf34e17497241d7123db5afdf4",
+                    "nonce" : "0x34d5a021468fc913",
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                     "parentHash" : "0xd7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3d",
                     "receiptTrie" : "0xaa3d2287d5b830157f0f94f9a76f385a3635c2f710543e7ef8713e4bb475e2c1",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0d7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3da01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa006a34abb49eacaa0cee81e7fb1c7ea5299ff7f25b0c1559f3a8faab5486c0f11a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0aa3d2287d5b830157f0f94f9a76f385a3635c2f710543e7ef8713e4bb475e2c1b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0cceff8e00561be9779a1fcf792d1708d95a1a4cf34e17497241d7123db5afdf48834d5a021468fc913f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xefc70d383c4d743d8df5385022f5dd24cf8dfde392de007ab7c3f074c2282fcb",
+        "lastblockhash" : "0xf162dca6a3b0b47fe443cc776c4fa15d25ca7493e87e6ad60a4bb02b55a959ee",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_following_create_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json",
-            "sourceHash" : "bd5f2ed98288116745e9fa515ea20034429f4e1ccae89da422b35fe2e34af041"
+            "sourceHash" : "41594c78f8b6e9ef4cc25de8cf50496d22dbce4e20ff63fc9b085127dea18685"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xf1fef641da29802fddf13f5f4d2338bf685e5c2bc9883b46b3f447ca4b8b01b5",
-                    "mixHash" : "0xe2d9ed4a6b1cec2b34916f7e3a6439adc603a25cc735bab01d9f0082b9171dfc",
-                    "nonce" : "0x1ed3c8699ed84fbf",
+                    "hash" : "0x14593efeb6e8cbf21532bba2be10749a566b146070b14d2c8fa27f8e34b3d751",
+                    "mixHash" : "0x8503158048c3109ba90e3cff011b5d53123199143ff34be0d57684d55d93c9c4",
+                    "nonce" : "0x3ee425aff3dc9249",
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                     "parentHash" : "0xd7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3d",
                     "receiptTrie" : "0xaa3d2287d5b830157f0f94f9a76f385a3635c2f710543e7ef8713e4bb475e2c1",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xf1fef641da29802fddf13f5f4d2338bf685e5c2bc9883b46b3f447ca4b8b01b5",
+        "lastblockhash" : "0x14593efeb6e8cbf21532bba2be10749a566b146070b14d2c8fa27f8e34b3d751",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_following_create_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json",
-            "sourceHash" : "bd5f2ed98288116745e9fa515ea20034429f4e1ccae89da422b35fe2e34af041"
+            "sourceHash" : "41594c78f8b6e9ef4cc25de8cf50496d22dbce4e20ff63fc9b085127dea18685"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2812d6746fe8564f92623b2bdf5fa74ee69414e3cbc6602bff00c142e86d3f2a",
-                    "mixHash" : "0x9fd29e347e59cf34573bbb444200596a7c273da57849949b217bee2f3732e33e",
-                    "nonce" : "0x320690ed53cb5431",
+                    "hash" : "0x465d9d4f9bc26151d48188912c8598cc341d1fb0969154046ab3b7629ed9039b",
+                    "mixHash" : "0x296e987098bf9067ddea90dd2c62b4eb9a53de8d2b4ae9161a3fee346997520f",
+                    "nonce" : "0xd2f6aa18caa900ed",
                     "number" : "0x01",
                     "parentHash" : "0xd7d0e15a10ef8fef378ca056c15a6ac5dddd32ff0cfa8fd2418d718bdda4ed3d",
                     "receiptTrie" : "0xaa3d2287d5b830157f0f94f9a76f385a3635c2f710543e7ef8713e4bb475e2c1",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x2812d6746fe8564f92623b2bdf5fa74ee69414e3cbc6602bff00c142e86d3f2a",
+        "lastblockhash" : "0x465d9d4f9bc26151d48188912c8598cc341d1fb0969154046ab3b7629ed9039b",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0.json
index 65a6dda43..7258987d3 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_failing_call_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json",
-            "sourceHash" : "8aa650d1cdd779889109db47089c19e12bf5070b5b8e76f5cb80c819d91d0fdb"
+            "sourceHash" : "1d128153a981841e2153cebc7a18a879087ac08aaf839e8bc5abcebd2657c97f"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x8e7e960f2769e3252a84d5d3f6535942206d5b356fd14fb4fa0ad4830779a45a",
-                    "mixHash" : "0x97d5db2f267b761b182ff8851c1fd7ce181b3cd9161f062badf0b23e0054d61e",
-                    "nonce" : "0x45a6ae0ae3ad225b",
+                    "hash" : "0xeeaba73e6c5b85ac9be62821e853637a43ac3c331209172beb79aa215c8c70ae",
+                    "mixHash" : "0x00cb7edd8fa71d3c28e6e0253b26707f5b4acf99f031bf0a2f8e8b22c9716407",
+                    "nonce" : "0xcf431c51b73cd7c2",
                     "number" : "0x01",
                     "parentHash" : "0xfce3a19c4129332ccd514c37f867e372c46015054f42fa64215b812c6e85ee23",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8e7e960f2769e3252a84d5d3f6535942206d5b356fd14fb4fa0ad4830779a45a",
+        "lastblockhash" : "0xeeaba73e6c5b85ac9be62821e853637a43ac3c331209172beb79aa215c8c70ae",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_following_failing_call_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json",
-            "sourceHash" : "8aa650d1cdd779889109db47089c19e12bf5070b5b8e76f5cb80c819d91d0fdb"
+            "sourceHash" : "1d128153a981841e2153cebc7a18a879087ac08aaf839e8bc5abcebd2657c97f"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x9609b37541fbe54f927b19c9376f87c0d19c08e22692938a0f70f7367f602382",
-                    "mixHash" : "0xde868ad67172ee572a338c570183ae8489eaeaffd8221db957d025e801c263fe",
-                    "nonce" : "0x5afb58d9e8bc44bd",
+                    "hash" : "0x3d2ab0530424915a12b2224f5462a4ba0d462192c1cf6425627b5a1cb0620cc5",
+                    "mixHash" : "0x49607261a2884d10f5da420950aaab952ea4bb6fc83fa864bf1005c372326b5d",
+                    "nonce" : "0x95933ac09c6e0f3b",
                     "number" : "0x01",
                     "parentHash" : "0xfce3a19c4129332ccd514c37f867e372c46015054f42fa64215b812c6e85ee23",
                     "receiptTrie" : "0x97023e2ac02f924a2f3a30836d7095f4800db721fbfd6c892d215be6e40b7461",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x9609b37541fbe54f927b19c9376f87c0d19c08e22692938a0f70f7367f602382",
+        "lastblockhash" : "0x3d2ab0530424915a12b2224f5462a4ba0d462192c1cf6425627b5a1cb0620cc5",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_following_failing_call_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json",
-            "sourceHash" : "8aa650d1cdd779889109db47089c19e12bf5070b5b8e76f5cb80c819d91d0fdb"
+            "sourceHash" : "1d128153a981841e2153cebc7a18a879087ac08aaf839e8bc5abcebd2657c97f"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xfbdfffcb98b87a7d258b7ab8659efbfbb5ce75f8913280daedc315329643a834",
-                    "mixHash" : "0xbd94086b1270699a8785e6b55bb5f105c224387e7dd161a5704bc9e689b93c9c",
-                    "nonce" : "0x559da4a48809348c",
+                    "hash" : "0x8c97fe6179024fff5c502193baf3e965253aa4e5775a8747d53c1c3e337a3cc2",
+                    "mixHash" : "0x7ca18b8791372a048759cf124f4c7ee39c73f7131256de2a23d945dad1878ed0",
+                    "nonce" : "0x3abf51b844d7316a",
                     "number" : "0x01",
                     "parentHash" : "0xfce3a19c4129332ccd514c37f867e372c46015054f42fa64215b812c6e85ee23",
                     "receiptTrie" : "0x97023e2ac02f924a2f3a30836d7095f4800db721fbfd6c892d215be6e40b7461",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xfbdfffcb98b87a7d258b7ab8659efbfbb5ce75f8913280daedc315329643a834",
+        "lastblockhash" : "0x8c97fe6179024fff5c502193baf3e965253aa4e5775a8747d53c1c3e337a3cc2",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_following_failing_call_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json",
-            "sourceHash" : "8aa650d1cdd779889109db47089c19e12bf5070b5b8e76f5cb80c819d91d0fdb"
+            "sourceHash" : "1d128153a981841e2153cebc7a18a879087ac08aaf839e8bc5abcebd2657c97f"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd2fbb98a35b4752ca3e1cd460b3b445501fc066c748756cf10627b85b7a4ec00",
-                    "mixHash" : "0x8fa9c631e4a5dd6bf9a864dc744742f645359abba394971bf56b07fd436d6e42",
-                    "nonce" : "0x37a751072d96b35f",
+                    "hash" : "0x001d0d5e6833e20948ac06951cc52b6d21a3de5f0580da40ecb9fac885c44727",
+                    "mixHash" : "0x2af1efa58e6185506e5a19c29e5bc2c538539f2c77a5ad00165003222404ff39",
+                    "nonce" : "0xc227d9e53aec438c",
                     "number" : "0x01",
                     "parentHash" : "0xfce3a19c4129332ccd514c37f867e372c46015054f42fa64215b812c6e85ee23",
                     "receiptTrie" : "0x97023e2ac02f924a2f3a30836d7095f4800db721fbfd6c892d215be6e40b7461",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xd2fbb98a35b4752ca3e1cd460b3b445501fc066c748756cf10627b85b7a4ec00",
+        "lastblockhash" : "0x001d0d5e6833e20948ac06951cc52b6d21a3de5f0580da40ecb9fac885c44727",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_following_failing_call_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json",
-            "sourceHash" : "8aa650d1cdd779889109db47089c19e12bf5070b5b8e76f5cb80c819d91d0fdb"
+            "sourceHash" : "1d128153a981841e2153cebc7a18a879087ac08aaf839e8bc5abcebd2657c97f"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x04d0d1c884e1cca738f0ab8d47a80b39dc23efc27db719f58dd05df7ee872b5c",
-                    "mixHash" : "0x4b0b88915a167ca38cdbf7213044a8838c38e3ecdf599baa3d18bca1d363f75c",
-                    "nonce" : "0x7b632c91a8be527e",
+                    "hash" : "0xb7fabe83e374656386ca5c2878046db3fdb4282c9f7aa7f87898c849df719984",
+                    "mixHash" : "0x23cf418618c7493423c5833833b850f75b69c5a2605e881adc1d705a7af0bb1f",
+                    "nonce" : "0x0771a82f75641256",
                     "number" : "0x01",
                     "parentHash" : "0xfce3a19c4129332ccd514c37f867e372c46015054f42fa64215b812c6e85ee23",
                     "receiptTrie" : "0x97023e2ac02f924a2f3a30836d7095f4800db721fbfd6c892d215be6e40b7461",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x04d0d1c884e1cca738f0ab8d47a80b39dc23efc27db719f58dd05df7ee872b5c",
+        "lastblockhash" : "0xb7fabe83e374656386ca5c2878046db3fdb4282c9f7aa7f87898c849df719984",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0.json
index 09398ce16..252207d37 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_revert_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json",
-            "sourceHash" : "689965222177dabcaeadd9d2a3e2bc9accecaec1f1be41f445127a6f9311619f"
+            "sourceHash" : "bcd884989bfcc1822979b928fd57f36fcf7a94ceee1d3f5eefff21ae3d77d3df"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x6890",
-                    "hash" : "0x23362cbdc9ea88c2104dfa76414c00f3ed22db49cd1e811e1f20d65c8572369b",
-                    "mixHash" : "0xab18e2dbf412b26b3b3fbe0bb69ce189fed4ecbb39f6ba4dd9353c5f9d925be7",
-                    "nonce" : "0x28675747c22d7214",
+                    "hash" : "0xc1e5219e6b5588614cc69af799d1fe8c2498189b272895184b45ff9b325125c4",
+                    "mixHash" : "0xeb65b83468c6d3fb03bd6f556c7c8704687e9fbce956961bbe91a90c96062cb8",
+                    "nonce" : "0xd4da86413950f841",
                     "number" : "0x01",
                     "parentHash" : "0x1b3ab3d3df557dedfd39db0a2e4fb511636a9d693e4ab41f452f1b6a7197ecd1",
                     "receiptTrie" : "0xbd7d345aa8696ac6247df535832300d67533bcc0304df4795a2283735d2468e9",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x23362cbdc9ea88c2104dfa76414c00f3ed22db49cd1e811e1f20d65c8572369b",
+        "lastblockhash" : "0xc1e5219e6b5588614cc69af799d1fe8c2498189b272895184b45ff9b325125c4",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_following_revert_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json",
-            "sourceHash" : "689965222177dabcaeadd9d2a3e2bc9accecaec1f1be41f445127a6f9311619f"
+            "sourceHash" : "bcd884989bfcc1822979b928fd57f36fcf7a94ceee1d3f5eefff21ae3d77d3df"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xf279640df4e5fa25f4e4d3ef53258c1017c8b68dca8fcc2d37ed35ea3a38f1bc",
-                    "mixHash" : "0x41c9be1dd838ea7ba53792a121a745fa4187b98b491dc4091d367873c59b7321",
-                    "nonce" : "0x15d27f7e641bdbee",
+                    "hash" : "0xedf856ebd1e159c177cb365b33480ad81a9fff1a7892d9b0d2700a8d09b9165c",
+                    "mixHash" : "0xd34b3e9ebf1138ae34771ef28f6644b5bac617260db57796f0e138367efe16dc",
+                    "nonce" : "0xcb200806fcc514d5",
                     "number" : "0x01",
                     "parentHash" : "0x1b3ab3d3df557dedfd39db0a2e4fb511636a9d693e4ab41f452f1b6a7197ecd1",
                     "receiptTrie" : "0x9145775628a9c9c8fff05bbf2f60f5a0de376cf44edc025d818d4d82d10dd3f3",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xf279640df4e5fa25f4e4d3ef53258c1017c8b68dca8fcc2d37ed35ea3a38f1bc",
+        "lastblockhash" : "0xedf856ebd1e159c177cb365b33480ad81a9fff1a7892d9b0d2700a8d09b9165c",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_following_revert_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json",
-            "sourceHash" : "689965222177dabcaeadd9d2a3e2bc9accecaec1f1be41f445127a6f9311619f"
+            "sourceHash" : "bcd884989bfcc1822979b928fd57f36fcf7a94ceee1d3f5eefff21ae3d77d3df"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6f2296691eed055c7f4f382a15e31a979ff9fc483bb55d295983728351ef12af",
-                    "mixHash" : "0xbac1c4dd09ee76af1d72fa82a160453d73c7c5f24fb6abff558e8b803c84b05c",
-                    "nonce" : "0x9e889214b9dfe762",
+                    "hash" : "0xbe8e620e69cce2dd3d90cf96e2c2afc7d639e8c7318914b8c5c23d1fa8afaca9",
+                    "mixHash" : "0x77cac511c7c9c1580f388d5dcb9cb9e185f68a7f5394ef934162dca51cb5c02f",
+                    "nonce" : "0xc49e4ef6b0bae716",
                     "number" : "0x01",
                     "parentHash" : "0x1b3ab3d3df557dedfd39db0a2e4fb511636a9d693e4ab41f452f1b6a7197ecd1",
                     "receiptTrie" : "0x9145775628a9c9c8fff05bbf2f60f5a0de376cf44edc025d818d4d82d10dd3f3",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6f2296691eed055c7f4f382a15e31a979ff9fc483bb55d295983728351ef12af",
+        "lastblockhash" : "0xbe8e620e69cce2dd3d90cf96e2c2afc7d639e8c7318914b8c5c23d1fa8afaca9",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_following_revert_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json",
-            "sourceHash" : "689965222177dabcaeadd9d2a3e2bc9accecaec1f1be41f445127a6f9311619f"
+            "sourceHash" : "bcd884989bfcc1822979b928fd57f36fcf7a94ceee1d3f5eefff21ae3d77d3df"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xeb9757db6760601e6ebf3d517d2fe0604840c943f739fed0a427c27b93d85c0e",
-                    "mixHash" : "0x47f6411566959453aff91e6b630544f3264b4778e08cc1da3119ce1156e92f24",
-                    "nonce" : "0xbdac65489ffa45d8",
+                    "hash" : "0x2c1180028cfb676997a621f73d7acc3ff4603782acb99196ed8d20510f4a3cab",
+                    "mixHash" : "0x9488419a0b5610992ce89b618024e5318ee9cf7b8862d188f39c5f86a6cf7ae9",
+                    "nonce" : "0xe340b3136f5423d8",
                     "number" : "0x01",
                     "parentHash" : "0x1b3ab3d3df557dedfd39db0a2e4fb511636a9d693e4ab41f452f1b6a7197ecd1",
                     "receiptTrie" : "0x9145775628a9c9c8fff05bbf2f60f5a0de376cf44edc025d818d4d82d10dd3f3",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa093e9d61a546d08b81924f14aa15a195374e52f00bf408877092e441f4ca2619da056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xeb9757db6760601e6ebf3d517d2fe0604840c943f739fed0a427c27b93d85c0e",
+        "lastblockhash" : "0x2c1180028cfb676997a621f73d7acc3ff4603782acb99196ed8d20510f4a3cab",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_following_revert_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json",
-            "sourceHash" : "689965222177dabcaeadd9d2a3e2bc9accecaec1f1be41f445127a6f9311619f"
+            "sourceHash" : "bcd884989bfcc1822979b928fd57f36fcf7a94ceee1d3f5eefff21ae3d77d3df"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x5d7f6737bcebb1797d3a773e4adb54a3ae4c1cafcaf88475f1f15d0ce9396d6f",
-                    "mixHash" : "0xe08a612e3d9ffd2aa949dff80b613ad9eda155c1877be267d4294913709dcc5c",
-                    "nonce" : "0x5d1dcb3ca702b7dd",
+                    "hash" : "0xb47a8e1b4171af491c37d7f762fc0dcca5ba04bce76b3ee36c2d9c102b08090d",
+                    "mixHash" : "0x1e11c1b1781dbfe8e6a271cf59c90bcd22d1a8860c0effdcadf7eff330d3bafd",
+                    "nonce" : "0x14b716b759dfe0f4",
                     "number" : "0x01",
                     "parentHash" : "0x1b3ab3d3df557dedfd39db0a2e4fb511636a9d693e4ab41f452f1b6a7197ecd1",
                     "receiptTrie" : "0x9145775628a9c9c8fff05bbf2f60f5a0de376cf44edc025d818d4d82d10dd3f3",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x5d7f6737bcebb1797d3a773e4adb54a3ae4c1cafcaf88475f1f15d0ce9396d6f",
+        "lastblockhash" : "0xb47a8e1b4171af491c37d7f762fc0dcca5ba04bce76b3ee36c2d9c102b08090d",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0.json
index 9c760ede1..47d1bb9d3 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_revert_in_create_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
+            "sourceHash" : "03594591a597b5fd1835493293c6d7dbae04983fcd61eae5216b2d5e1d8de28d"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xe2dd",
-                    "hash" : "0xb4f783ba66ec0ed585b6985bb8d62e43a5f87a23fad253de320391a6133239e8",
-                    "mixHash" : "0x875e7b6c4fd5ea8bd27ce9da213d2af864ed0079a4c2051408b28b37aea9cea2",
-                    "nonce" : "0x84e6b7f118463142",
+                    "hash" : "0x8340fd19588d9c1493b62d1017d8daa356f8b18e558f5dcb0753bdf80b0a243b",
+                    "mixHash" : "0x0fd738fd6c21373a2cc9a861f6a9f5e8fed358f65557ce3ae864f7241e25098a",
+                    "nonce" : "0xa2984854fa0095ee",
                     "number" : "0x01",
                     "parentHash" : "0xd3a3e9827d50276bd79b999613f70b6399d446d550b7ae7a8d340149ce1b24ef",
                     "receiptTrie" : "0xeed0dc8667f8f44b439ad5c8c1add784da214537b9034337d3dd6f15d95f8660",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0b11d0286040259965dca2dda00e86b73cea28fe7923b38e2bcc5551147b3bf53a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xb4f783ba66ec0ed585b6985bb8d62e43a5f87a23fad253de320391a6133239e8",
+        "lastblockhash" : "0x8340fd19588d9c1493b62d1017d8daa356f8b18e558f5dcb0753bdf80b0a243b",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -108,122 +108,13 @@
             }
         }
     },
-    "returndatacopy_following_revert_in_create_d0g0v0_Constantinople" : {
-        "_info" : {
-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
-        },
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-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
-                    "gasUsed" : "0xe2dd",
-                    "hash" : "0x00c0993a706cf4c4efe98f0f377bedfdbaf9aa6be7017886c00943d99e1cad86",
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-                    "nonce" : "0xcc960398051fff8e",
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-                    "receiptTrie" : "0xeed0dc8667f8f44b439ad5c8c1add784da214537b9034337d3dd6f15d95f8660",
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-                    "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                        "nonce" : "0x00",
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-                        "to" : "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                        "v" : "0x1b",
-                        "value" : "0x00"
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-                "nonce" : "0x00",
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-            "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "0x6400000000",
-                "code" : "",
-                "nonce" : "0x00",
-                "storage" : {
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     "returndatacopy_following_revert_in_create_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
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         "blocks" : [
             {
@@ -234,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
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-                    "nonce" : "0xb3a393c6158aee2d",
+                    "hash" : "0xac3184798578cfeeea130800d16971e5f60bec2db47618d50d3d5a25c5094e57",
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+                    "nonce" : "0x3358bc265b834bc3",
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@@ -245,10 +136,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -282,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xef38947b718be6984c2db5b8cd6556f3e2ec94056f40f8a1e97c540488f57b5a",
+        "lastblockhash" : "0xac3184798578cfeeea130800d16971e5f60bec2db47618d50d3d5a25c5094e57",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +220,10 @@
     "returndatacopy_following_revert_in_create_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
+            "sourceHash" : "03594591a597b5fd1835493293c6d7dbae04983fcd61eae5216b2d5e1d8de28d"
         },
         "blocks" : [
             {
@@ -343,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6059a8d83dbf0b09ff359449f248ed2e808bdc6683882e9c757e449bb56bac7c",
-                    "mixHash" : "0x493e0383ba7b30fef5536a71164529e4359739e47c341a8f48c6633a4fbdc20d",
-                    "nonce" : "0xa95b4de4f484e0cb",
+                    "hash" : "0xf8d33451837f691bf5de842824b5ede0c519217683a23fb67e3d66b52df1dc38",
+                    "mixHash" : "0xc57feec20bf215cdfee48cf5ceebc3ab0e1bdcdf72c2d094717da6bf37ecd17c",
+                    "nonce" : "0x8ccc6d10a3972a29",
                     "number" : "0x01",
                     "parentHash" : "0xd3a3e9827d50276bd79b999613f70b6399d446d550b7ae7a8d340149ce1b24ef",
                     "receiptTrie" : "0xc18f7d8a13f60230d4638ffe7b2d4db850912bc66d42b651124e0766e47b52b6",
@@ -354,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0d3a3e9827d50276bd79b999613f70b6399d446d550b7ae7a8d340149ce1b24efa01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0cdeb2a6777eec9519a6328ce46c700a41a0e9cb57476020e3a831daa18aecdbea0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0c18f7d8a13f60230d4638ffe7b2d4db850912bc66d42b651124e0766e47b52b6b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0c57feec20bf215cdfee48cf5ceebc3ab0e1bdcdf72c2d094717da6bf37ecd17c888ccc6d10a3972a29f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6059a8d83dbf0b09ff359449f248ed2e808bdc6683882e9c757e449bb56bac7c",
+        "lastblockhash" : "0xf8d33451837f691bf5de842824b5ede0c519217683a23fb67e3d66b52df1dc38",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +329,10 @@
     "returndatacopy_following_revert_in_create_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
+            "sourceHash" : "03594591a597b5fd1835493293c6d7dbae04983fcd61eae5216b2d5e1d8de28d"
         },
         "blocks" : [
             {
@@ -452,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xae976a7cc5c9841cb9dd23fec5d6241d33cdf3455f006d901b56fedcf60de50d",
-                    "mixHash" : "0xf9e4303ea0451bef10d5889270aa8158f1601ff9c5ad29fd692f8640a6409db5",
-                    "nonce" : "0x3a7fab367eaad484",
+                    "hash" : "0x7f3eb846c30ac4d6df3adab1dea1c41b3fb4dafe0fd64d239cd15b7ce4eff63e",
+                    "mixHash" : "0xdf2b0ae73aa9a89a2f6ac162b4137b3d4d6fb0eee8caddd8a7a930fc67251cc2",
+                    "nonce" : "0x77acad3fd3354a06",
                     "number" : "0x01",
                     "parentHash" : "0xd3a3e9827d50276bd79b999613f70b6399d446d550b7ae7a8d340149ce1b24ef",
                     "receiptTrie" : "0xc18f7d8a13f60230d4638ffe7b2d4db850912bc66d42b651124e0766e47b52b6",
@@ -463,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xae976a7cc5c9841cb9dd23fec5d6241d33cdf3455f006d901b56fedcf60de50d",
+        "lastblockhash" : "0x7f3eb846c30ac4d6df3adab1dea1c41b3fb4dafe0fd64d239cd15b7ce4eff63e",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -547,10 +438,10 @@
     "returndatacopy_following_revert_in_create_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.2cf4e7c3.Linux.g++",
-            "lllcversion" : "Version: 0.4.20-develop.2017.12.6+commit.c2109436.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json",
-            "sourceHash" : "93ce258186314ee28169e2d5fc8735f3be0056a63ea3dc1bf254e0e71686b4b9"
+            "sourceHash" : "03594591a597b5fd1835493293c6d7dbae04983fcd61eae5216b2d5e1d8de28d"
         },
         "blocks" : [
             {
@@ -561,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd07c0bfaa78825c77e388ab40460f6f98f4e4023d45a7c5ff53e387bc86c9a86",
-                    "mixHash" : "0x95f3920e7c7b99eaceb53ec1d8dbf482b77c92c5d5d12f42c51508932a5a0bb6",
-                    "nonce" : "0xd4b0825bedbef595",
+                    "hash" : "0xa26bfe2ba6950b757baeaa58c510aa4d30f8c5b4c0613fa9074f65449e8e4f38",
+                    "mixHash" : "0xd4863a6079d5bbbb8d0960616a4b11be364020f12abcbe0f7d6ce5bc18044fc9",
+                    "nonce" : "0xdf49ffc502c6e9e3",
                     "number" : "0x01",
                     "parentHash" : "0xd3a3e9827d50276bd79b999613f70b6399d446d550b7ae7a8d340149ce1b24ef",
                     "receiptTrie" : "0xc18f7d8a13f60230d4638ffe7b2d4db850912bc66d42b651124e0766e47b52b6",
@@ -572,10 +463,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -609,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xd07c0bfaa78825c77e388ab40460f6f98f4e4023d45a7c5ff53e387bc86c9a86",
+        "lastblockhash" : "0xa26bfe2ba6950b757baeaa58c510aa4d30f8c5b4c0613fa9074f65449e8e4f38",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0.json
index c63878efb..1b8f2081b 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_successful_create_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "40b180e229bc05ef4adb9f509bff2f6492f987a460f9288f442155fd8142960e"
+            "sourceHash" : "a0606f6a45feaa35200921c4a12179401cfec234ae4c1113adf404eaa36808bb"
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             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6a1ccbfc1bcef7763dc72dac04cf99827fce2362fe78a86434d4918e0af55340",
-                    "mixHash" : "0xa3e2e0494a74d02ca07614630896e453d70e4aa8db33e3b4ad957b1bad6962e7",
-                    "nonce" : "0x42d9a73e65c9756d",
+                    "hash" : "0x14cf09f05c01f6eab05cadf6b8402a0e0583ce67e4762f8a432f949ae9749f7e",
+                    "mixHash" : "0x4aa423a398414e3508f0269ec99a0483af91db23964bcbcbb3c3f687968485d2",
+                    "nonce" : "0xf6a5b09fed34e765",
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@@ -27,10 +27,10 @@
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x6a1ccbfc1bcef7763dc72dac04cf99827fce2362fe78a86434d4918e0af55340",
+        "lastblockhash" : "0x14cf09f05c01f6eab05cadf6b8402a0e0583ce67e4762f8a432f949ae9749f7e",
         "network" : "Byzantium",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_following_successful_create_d0g0v0_EIP150" : {
         "_info" : {
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-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
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             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "40b180e229bc05ef4adb9f509bff2f6492f987a460f9288f442155fd8142960e"
+            "sourceHash" : "a0606f6a45feaa35200921c4a12179401cfec234ae4c1113adf404eaa36808bb"
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             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xef72d658abc6911da03a797982afefeb1b7d7b1a574081ed869a179a2cb7a449",
-                    "mixHash" : "0xd31763db4c6150bf2ca0580acd5ba368736043cdd5baca2ee01c8553a18e5b1b",
-                    "nonce" : "0xf1e71c59c73850c0",
+                    "hash" : "0xef948ce5adf4869501ecf1395b1262ccd7cddfe5f48ec481c200eae64e88399b",
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@@ -136,10 +136,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xef72d658abc6911da03a797982afefeb1b7d7b1a574081ed869a179a2cb7a449",
+        "lastblockhash" : "0xef948ce5adf4869501ecf1395b1262ccd7cddfe5f48ec481c200eae64e88399b",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_following_successful_create_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "40b180e229bc05ef4adb9f509bff2f6492f987a460f9288f442155fd8142960e"
+            "sourceHash" : "a0606f6a45feaa35200921c4a12179401cfec234ae4c1113adf404eaa36808bb"
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         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe54fff1393948a3c066ae0ba88a4fe2c05b002025ac28f943076baca5b93b119",
-                    "mixHash" : "0xd6724fc724bef8c7a57bee73af2bebc513cc2a81ad64ad54b4fe9f3fa15a374d",
-                    "nonce" : "0x0d0b362e3eda889d",
+                    "hash" : "0x9d702277062f0108351f0473cd2a9e6dae071c52b6d265cfc82dd373dd2cd722",
+                    "mixHash" : "0xf65da96bd32ddda3de37282d54d334cabb7176202d46304aa79af36a1bb0a3d8",
+                    "nonce" : "0xb11f3d63cf8bfac5",
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@@ -245,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
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                         "gasPrice" : "0x01",
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@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0xe54fff1393948a3c066ae0ba88a4fe2c05b002025ac28f943076baca5b93b119",
+        "lastblockhash" : "0x9d702277062f0108351f0473cd2a9e6dae071c52b6d265cfc82dd373dd2cd722",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +329,10 @@
     "returndatacopy_following_successful_create_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "40b180e229bc05ef4adb9f509bff2f6492f987a460f9288f442155fd8142960e"
+            "sourceHash" : "a0606f6a45feaa35200921c4a12179401cfec234ae4c1113adf404eaa36808bb"
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@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x588073568ca38347e329d388efd17107be1a74a5f2f9ee3c788bb8a61576cf63",
-                    "mixHash" : "0xc80aeeac4e6543a855e5c1263e3a19b84914d45d981cfbdda7af915e4d11c8cd",
-                    "nonce" : "0x6a3459d5e3d8bdbf",
+                    "hash" : "0x19d01305147bc9c6e20cb8568a625f8ab8ed906d07cdf0748bb18e6a047d8bb3",
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+                    "nonce" : "0x287dfbcc004d6421",
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@@ -354,10 +354,10 @@
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x588073568ca38347e329d388efd17107be1a74a5f2f9ee3c788bb8a61576cf63",
+        "lastblockhash" : "0x19d01305147bc9c6e20cb8568a625f8ab8ed906d07cdf0748bb18e6a047d8bb3",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_following_successful_create_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "40b180e229bc05ef4adb9f509bff2f6492f987a460f9288f442155fd8142960e"
+            "sourceHash" : "a0606f6a45feaa35200921c4a12179401cfec234ae4c1113adf404eaa36808bb"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xb792c595f388de292acde9dc9eb367f8a92e03cc92cb6e2bb0a13376f327d426",
-                    "mixHash" : "0xb7e67ed88d458b1b74734c1f7f15ad11be90e6d991e683b7552b900107ebf84e",
-                    "nonce" : "0xa1d1173a092ac4a0",
+                    "hash" : "0xcc200ed80ddd933b414acd6d1cb73929561e691c33d31ea60d3fc9d3a30a73ae",
+                    "mixHash" : "0x5578e3053e0b1cc9be643950385610229ac8522cac3f7cbf4ed0ad7f8b2be008",
+                    "nonce" : "0x8f881336f8525c96",
                     "number" : "0x01",
                     "parentHash" : "0x5325effee6299c6abdfb5cc0ec7e97c48fabdf97d7ea43dc2e43222899b7d886",
                     "receiptTrie" : "0xd6e514ac69787aaa6803cf6c7a962243f1bd44598f8befb0e58b0776e204295a",
@@ -463,10 +463,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90266f901fca05325effee6299c6abdfb5cc0ec7e97c48fabdf97d7ea43dc2e43222899b7d886a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa06ffc86ec57b8243edfc289c7504a14eb5874ce8728f9314941cc67d231c90d0ba0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0d6e514ac69787aaa6803cf6c7a962243f1bd44598f8befb0e58b0776e204295ab90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0b7e67ed88d458b1b74734c1f7f15ad11be90e6d991e683b7552b900107ebf84e88a1d1173a092ac4a0f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xb792c595f388de292acde9dc9eb367f8a92e03cc92cb6e2bb0a13376f327d426",
+        "lastblockhash" : "0xcc200ed80ddd933b414acd6d1cb73929561e691c33d31ea60d3fc9d3a30a73ae",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0.json
index 5eb2d613f..37ee3ffcc 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_following_too_big_transfer_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json",
-            "sourceHash" : "087ae8a800e3576b7e9be3580490cce99609b52ede3ec4eeffa8525a49d5d28c"
+            "sourceHash" : "e5bf7a821321f6300b0f9e0ec1e27e63a5af7d7a54196a667956c92b6c69e079"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xaa50da79ba31c3cddfea55438a28ffd8813bb8c227a6765b2e3ffaabccd91605",
-                    "mixHash" : "0xc346794046e9c722edef5fb868b35d33f2162503556962953e3377b16e509784",
-                    "nonce" : "0xee4f7848c7dd5ae7",
+                    "hash" : "0xd1da5da36411ca1aa9e55044be29b949d86b8b947b4d0626a79b4b4a0397bbe9",
+                    "mixHash" : "0xaca7af2a23e9d48228f6d26d7a20b53ed7d6e923a19b1464833ffb968946a92c",
+                    "nonce" : "0x98512351bc5e3028",
                     "number" : "0x01",
                     "parentHash" : "0xb6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfb",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0c38c5c40ff9b385c670724bb07a039b2393e68a55db90e83bb2baaf956444ce4a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0xaa50da79ba31c3cddfea55438a28ffd8813bb8c227a6765b2e3ffaabccd91605",
+        "lastblockhash" : "0xd1da5da36411ca1aa9e55044be29b949d86b8b947b4d0626a79b4b4a0397bbe9",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_following_too_big_transfer_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json",
-            "sourceHash" : "087ae8a800e3576b7e9be3580490cce99609b52ede3ec4eeffa8525a49d5d28c"
+            "sourceHash" : "e5bf7a821321f6300b0f9e0ec1e27e63a5af7d7a54196a667956c92b6c69e079"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x80dedaeac517f1db26e3a0b617208b5c67b28c38958b2a219f81395859270423",
-                    "mixHash" : "0xf0acb98cbbc72666fdf5add1cd232e6baa00c4c1278faa550f3a854e3fb15a71",
-                    "nonce" : "0x9790c8a22418b468",
+                    "hash" : "0xb86097d7394cacb5a85642b0963f32f91f3ced0f670c1008828ecac4d681b65d",
+                    "mixHash" : "0x4140926816fef87c34bd4c460f71719aaa0402de61f84882a446a9cc0cea1725",
+                    "nonce" : "0xb811e9f5b83c1988",
                     "number" : "0x01",
                     "parentHash" : "0xb6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfb",
                     "receiptTrie" : "0xb8d8241f33923ea27e98423f0eeb04914f1d51cc493642cf849c3044bc24742c",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x80dedaeac517f1db26e3a0b617208b5c67b28c38958b2a219f81395859270423",
+        "lastblockhash" : "0xb86097d7394cacb5a85642b0963f32f91f3ced0f670c1008828ecac4d681b65d",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_following_too_big_transfer_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json",
-            "sourceHash" : "087ae8a800e3576b7e9be3580490cce99609b52ede3ec4eeffa8525a49d5d28c"
+            "sourceHash" : "e5bf7a821321f6300b0f9e0ec1e27e63a5af7d7a54196a667956c92b6c69e079"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xc9da3e572f3832e177c9fde0599297d173a23845a47cc8f279b902b8e29c503f",
-                    "mixHash" : "0xc19a10383445b77176a391423063ca31114b049d2e369329054227119f12c11e",
-                    "nonce" : "0xc7347cfaac834c74",
+                    "hash" : "0x03cee699d17f68d70965e04fc1be79880c33c0288d2e6ab505d42de367b326c6",
+                    "mixHash" : "0x7b11fdd3cccfeb5ea8ecb185300248ec538a453c5894d8923af2df5eeee0ef2e",
+                    "nonce" : "0x9c5bad81e9cad55c",
                     "number" : "0x01",
                     "parentHash" : "0xb6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfb",
                     "receiptTrie" : "0xb8d8241f33923ea27e98423f0eeb04914f1d51cc493642cf849c3044bc24742c",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xc9da3e572f3832e177c9fde0599297d173a23845a47cc8f279b902b8e29c503f",
+        "lastblockhash" : "0x03cee699d17f68d70965e04fc1be79880c33c0288d2e6ab505d42de367b326c6",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_following_too_big_transfer_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json",
-            "sourceHash" : "087ae8a800e3576b7e9be3580490cce99609b52ede3ec4eeffa8525a49d5d28c"
+            "sourceHash" : "e5bf7a821321f6300b0f9e0ec1e27e63a5af7d7a54196a667956c92b6c69e079"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x705eb5a8f3ec170f19f708932bb890baa324432692865ff5c26e7a48d2f902f2",
-                    "mixHash" : "0x0eae6b4b9b259d07e9eeb3ca826e4c73bbf04aa5aea38860b307f40041c143ae",
-                    "nonce" : "0xc9ab8821fd14fee2",
+                    "hash" : "0xcf13ae86ea5501ff9c532b4f0a4607e3f5d019c86a7fb74ddf2999e47666dfb4",
+                    "mixHash" : "0x9e98511777254876fc84941e1a740bb50ab5917aabb45442a73e8f63e1b199b6",
+                    "nonce" : "0x3913766c4f2247f9",
                     "number" : "0x01",
                     "parentHash" : "0xb6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfb",
                     "receiptTrie" : "0xb8d8241f33923ea27e98423f0eeb04914f1d51cc493642cf849c3044bc24742c",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x705eb5a8f3ec170f19f708932bb890baa324432692865ff5c26e7a48d2f902f2",
+        "lastblockhash" : "0xcf13ae86ea5501ff9c532b4f0a4607e3f5d019c86a7fb74ddf2999e47666dfb4",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_following_too_big_transfer_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json",
-            "sourceHash" : "087ae8a800e3576b7e9be3580490cce99609b52ede3ec4eeffa8525a49d5d28c"
+            "sourceHash" : "e5bf7a821321f6300b0f9e0ec1e27e63a5af7d7a54196a667956c92b6c69e079"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3cd16d755a31ceb0ed1d1702e27cbabbdba1ec4a1346989c799a6f5cdf3aaaf4",
-                    "mixHash" : "0x94939677fc5f94745017db18412dad78b01b5f157d732af423091cbcbc7167f1",
-                    "nonce" : "0xdf6faeffe077baf3",
+                    "hash" : "0xcd1321e4fe4f3f17ed19cd597b86ad409d7efabb3236d84f72eaa000c68fdf0f",
+                    "mixHash" : "0xfc25115131ee1d2a7f21239e7d2951f3a83c91ad522a5e88c25f70974648ab39",
+                    "nonce" : "0x32420ef6ec71d678",
                     "number" : "0x01",
                     "parentHash" : "0xb6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfb",
                     "receiptTrie" : "0xb8d8241f33923ea27e98423f0eeb04914f1d51cc493642cf849c3044bc24742c",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0b6d2a754faad69df55fbf5ed6036f8956b360672c84b7df12c200fd690ab8bfba01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa00a3dd373d2b3c245b03a0a9ec90fc88194b270d5d73dbc52563a64d4c90fcf78a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0b8d8241f33923ea27e98423f0eeb04914f1d51cc493642cf849c3044bc24742cb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0fc25115131ee1d2a7f21239e7d2951f3a83c91ad522a5e88c25f70974648ab398832420ef6ec71d678f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x3cd16d755a31ceb0ed1d1702e27cbabbdba1ec4a1346989c799a6f5cdf3aaaf4",
+        "lastblockhash" : "0xcd1321e4fe4f3f17ed19cd597b86ad409d7efabb3236d84f72eaa000c68fdf0f",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0.json
index c1da4cd42..25e61f294 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_initial_256_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json",
-            "sourceHash" : "818bf3c7ccea935ac802dd194e0aef19ae428958967b19a40c21e6c1bd9e7e0d"
+            "sourceHash" : "c70d6b889056dee525967dfd5e50379b92cc823f0de1bafd7140d312bfed184b"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xf32f233b40bd4bad672476678bf87b92ac66da389e2ee4e1db2ff7a9e2fb3617",
-                    "mixHash" : "0x8b1ed52d20cf4da3ccb4d0cd033a7886e83105f200f12197ca0b45e1f69fdfff",
-                    "nonce" : "0xb5ca4e87b55ee95b",
+                    "hash" : "0xcda1da741f69ef1aca89584fd07849fdda2555b3f7137275c50c1b8db655a584",
+                    "mixHash" : "0xdd18b20c63435dcb76f9467e24e9a36dd5f617c8c070fcf881b150414bb49584",
+                    "nonce" : "0x9e223c259ec33b47",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0xfd401c03d71932d0801fed3796131dd881915cdb85ffd5e9be95924153d7f259",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000064",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xf32f233b40bd4bad672476678bf87b92ac66da389e2ee4e1db2ff7a9e2fb3617",
+        "lastblockhash" : "0xcda1da741f69ef1aca89584fd07849fdda2555b3f7137275c50c1b8db655a584",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_initial_256_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json",
-            "sourceHash" : "818bf3c7ccea935ac802dd194e0aef19ae428958967b19a40c21e6c1bd9e7e0d"
+            "sourceHash" : "c70d6b889056dee525967dfd5e50379b92cc823f0de1bafd7140d312bfed184b"
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         "blocks" : [
             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x463f2cba051bc9c1dddccde90a585a8a938a13651307392181fe42a98ba90fe6",
-                    "mixHash" : "0x221e85070ab199526be753b2353aec958358f7cbd1d441bd0cca396f0c21ccbd",
-                    "nonce" : "0x110008c8e638c814",
+                    "hash" : "0x90f1af33ffa0f173a684a44a6e3eee8797acbeeb445fc509c90e45b14369b2f7",
+                    "mixHash" : "0x308db9ca7b4af7699063bf9333e2b0f6e865f1b7ee8f169b5dd05db0d4f66f1a",
+                    "nonce" : "0x5266031f72ed2a8a",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -136,7 +136,7 @@
                     "transactionsTrie" : "0xfd401c03d71932d0801fed3796131dd881915cdb85ffd5e9be95924153d7f259",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000064",
@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x463f2cba051bc9c1dddccde90a585a8a938a13651307392181fe42a98ba90fe6",
+        "lastblockhash" : "0x90f1af33ffa0f173a684a44a6e3eee8797acbeeb445fc509c90e45b14369b2f7",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_initial_256_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json",
-            "sourceHash" : "818bf3c7ccea935ac802dd194e0aef19ae428958967b19a40c21e6c1bd9e7e0d"
+            "sourceHash" : "c70d6b889056dee525967dfd5e50379b92cc823f0de1bafd7140d312bfed184b"
         },
         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x232f914ee0df72cce3419280f55dbee813389d7af768c0bac52b60569a769bed",
-                    "mixHash" : "0x28e8620e52c9a1a96de168ad81c728ac05248275f98cbe477ea0dc5cc406dcb9",
-                    "nonce" : "0xebb63cc123b0269d",
+                    "hash" : "0x8254fdbedf74fbcdcde986f4a11e6e57fbb2770c7c6a5740a8857a040983ebed",
+                    "mixHash" : "0xcdc3f3d44c5727c1dca4a9875aec1b61b8fc1e58c88f3573dd1142a624faf043",
+                    "nonce" : "0x24389efe1c82d156",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -245,7 +245,7 @@
                     "transactionsTrie" : "0xfd401c03d71932d0801fed3796131dd881915cdb85ffd5e9be95924153d7f259",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
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@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x232f914ee0df72cce3419280f55dbee813389d7af768c0bac52b60569a769bed",
+        "lastblockhash" : "0x8254fdbedf74fbcdcde986f4a11e6e57fbb2770c7c6a5740a8857a040983ebed",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +329,10 @@
     "returndatacopy_initial_256_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json",
-            "sourceHash" : "818bf3c7ccea935ac802dd194e0aef19ae428958967b19a40c21e6c1bd9e7e0d"
+            "sourceHash" : "c70d6b889056dee525967dfd5e50379b92cc823f0de1bafd7140d312bfed184b"
         },
         "blocks" : [
             {
@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x65181313f20354fd3fa1db9b1902042e801c11f42bb2c33d9a93b0c1dda7be48",
-                    "mixHash" : "0xadbb60d671ab9c63497eb1f7df9f64503f246e7479432fd6670ffc269a8f0db4",
-                    "nonce" : "0x7ed2f41126f36852",
+                    "hash" : "0xc05cb96e5b16dc3b1e149e03384afec4ae2a9d7a19dd575e034257d902863db1",
+                    "mixHash" : "0x45190f78924b602be5eca0411f57fdc017ccfd3cad7f63632bc86d212022cb1e",
+                    "nonce" : "0x1f2d57e77c64e800",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
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@@ -354,7 +354,7 @@
                     "transactionsTrie" : "0xfd401c03d71932d0801fed3796131dd881915cdb85ffd5e9be95924153d7f259",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000064",
@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x65181313f20354fd3fa1db9b1902042e801c11f42bb2c33d9a93b0c1dda7be48",
+        "lastblockhash" : "0xc05cb96e5b16dc3b1e149e03384afec4ae2a9d7a19dd575e034257d902863db1",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_initial_256_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json",
-            "sourceHash" : "818bf3c7ccea935ac802dd194e0aef19ae428958967b19a40c21e6c1bd9e7e0d"
+            "sourceHash" : "c70d6b889056dee525967dfd5e50379b92cc823f0de1bafd7140d312bfed184b"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xff52b20ec4af9dad1fb6d4caf97165c6cabb352894070e6c81cbd8a2d63d4421",
-                    "mixHash" : "0x71c89354a928ab44f720b3c69d7897f68c2f5b80edbd24edaf5ae6e49ff2a0f9",
-                    "nonce" : "0xa763071dc29fd3b2",
+                    "hash" : "0x4d6a29e0cf12584089f066278c9bf89f5f3b6ac8045ddcae9c42dc53624cebd8",
+                    "mixHash" : "0xc0ba81190d5246c70c37ec618357cc832754340957569c2d53cc101f0a5a640a",
+                    "nonce" : "0xa0d7f379834ef387",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -463,7 +463,7 @@
                     "transactionsTrie" : "0xfd401c03d71932d0801fed3796131dd881915cdb85ffd5e9be95924153d7f259",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000064",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xff52b20ec4af9dad1fb6d4caf97165c6cabb352894070e6c81cbd8a2d63d4421",
+        "lastblockhash" : "0x4d6a29e0cf12584089f066278c9bf89f5f3b6ac8045ddcae9c42dc53624cebd8",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0.json
index 34f5a3e55..8f2610dee 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_initial_256_d1g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json",
-            "sourceHash" : "96a2bf60bf0a5cb18fe0728527fbd9cb717587a3c80bcb29cfb4928499cc74c7"
+            "sourceHash" : "affec641049a1080a7ed5cdc25b17a1dbd236403f1d59146f990c9a89215371d"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x76a8167d6545cd60b58c50ed848b6eea332f464200c0f80d54ff612bb108affd",
-                    "mixHash" : "0x788258c506674f45cb5275340acae441da277c8cd5d3f6499b07d0ec2aa65d54",
-                    "nonce" : "0x87e1a85650a6b77f",
+                    "hash" : "0x35870a4c073bb871cc5a1ac658c00af326e618ba137e9c7b214fa01cbce7ba6d",
+                    "mixHash" : "0x23b8880a839295b5f91039f5b8ee40035456a384edc068141b6ea0d1dc057fef",
+                    "nonce" : "0xdf610516a01234e7",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0x01e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000063",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "0xf901fcf901f7a00000000000000000000000000000000000000000000000000000000000000000a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa006d98d052713181b75cb2b9c5fc5188ef81566c402a00bce07f838db59e13e9ba056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000080850a00000000808203b642a056e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421880102030405060708c0c0",
-        "lastblockhash" : "0x76a8167d6545cd60b58c50ed848b6eea332f464200c0f80d54ff612bb108affd",
+        "lastblockhash" : "0x35870a4c073bb871cc5a1ac658c00af326e618ba137e9c7b214fa01cbce7ba6d",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_initial_256_d1g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json",
-            "sourceHash" : "96a2bf60bf0a5cb18fe0728527fbd9cb717587a3c80bcb29cfb4928499cc74c7"
+            "sourceHash" : "affec641049a1080a7ed5cdc25b17a1dbd236403f1d59146f990c9a89215371d"
         },
         "blocks" : [
             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x8feab41e48300d82a8ce6f4099ecbf69273d3476e893001f7cb254ae125846d9",
-                    "mixHash" : "0xd334a42e36e51b5d1b8e8dd6f64829c2ea3e8c61f6759bedfaa4c0a9c7913778",
-                    "nonce" : "0x3d150b6dcc640e10",
+                    "hash" : "0xab657f379bb5d10d265e271fec8f0279d2f7102955511385d56097dad33a7567",
+                    "mixHash" : "0xa3214d0f660171501a2b7341f080d322a13a2ead5e503841a691375c4e755b5f",
+                    "nonce" : "0x295de888e7b03471",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -136,7 +136,7 @@
                     "transactionsTrie" : "0x01e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000063",
@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8feab41e48300d82a8ce6f4099ecbf69273d3476e893001f7cb254ae125846d9",
+        "lastblockhash" : "0xab657f379bb5d10d265e271fec8f0279d2f7102955511385d56097dad33a7567",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_initial_256_d1g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json",
-            "sourceHash" : "96a2bf60bf0a5cb18fe0728527fbd9cb717587a3c80bcb29cfb4928499cc74c7"
+            "sourceHash" : "affec641049a1080a7ed5cdc25b17a1dbd236403f1d59146f990c9a89215371d"
         },
         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6185fa1435c7bf61f36a264414190e5185654cb6e64fbc5b3119549eb21e3b32",
-                    "mixHash" : "0x3291ca5e55054e03743427d98a1b900cff7a75178b8ad7bce018c6c963ea86ce",
-                    "nonce" : "0x6b56b6e204839ab7",
+                    "hash" : "0x961e56a3830bbd9c7edd7c028948011059589270bb7c95d2760b0a8a98a1279b",
+                    "mixHash" : "0x7e2df724726dfc987fc7a869b12cd8a332062a1d864586d8987be3a06d4ae199",
+                    "nonce" : "0x0c836f080dee1987",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -245,7 +245,7 @@
                     "transactionsTrie" : "0x01e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000063",
@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6185fa1435c7bf61f36a264414190e5185654cb6e64fbc5b3119549eb21e3b32",
+        "lastblockhash" : "0x961e56a3830bbd9c7edd7c028948011059589270bb7c95d2760b0a8a98a1279b",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +329,10 @@
     "returndatacopy_initial_256_d1g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json",
-            "sourceHash" : "96a2bf60bf0a5cb18fe0728527fbd9cb717587a3c80bcb29cfb4928499cc74c7"
+            "sourceHash" : "affec641049a1080a7ed5cdc25b17a1dbd236403f1d59146f990c9a89215371d"
         },
         "blocks" : [
             {
@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x93bd8b35bfd1b51444763489ebb245ef9830b3e7edc32d15d27940b9a94d70ed",
-                    "mixHash" : "0xc528d38d78a22ffb44d6b08940201cb2e9036c7e0e3cac793035967e7f7e4926",
-                    "nonce" : "0x505262926c4d5350",
+                    "hash" : "0x456b4e6495788cfa954608cb08b67c8eab6657ca181fd1bac45ddff59c4a2cd9",
+                    "mixHash" : "0xab8c99bd6ff6134985d100302b75468f27792aa91306efbaf5aa7c054ed6a101",
+                    "nonce" : "0x732e56370973ef52",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -354,7 +354,7 @@
                     "transactionsTrie" : "0x01e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90286f901fca02c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0e209712dfa9c9cd5bdf1aeb320d487ea5ae3b1aef718a059c5005971956ae772a001e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8a083d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0c528d38d78a22ffb44d6b08940201cb2e9036c7e0e3cac793035967e7f7e492688505262926c4d5350f884f8828001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680a000000000000000000000000000000000000000000000000000000000000000631ba00168b70ba221c316061cad2c81f3b10fb38243b6997cee02681e82bc680b499da01937f529c0a6ea58818608b659642f0d8706aeb539bb5fd273777a4896b3cab8c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000063",
@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x93bd8b35bfd1b51444763489ebb245ef9830b3e7edc32d15d27940b9a94d70ed",
+        "lastblockhash" : "0x456b4e6495788cfa954608cb08b67c8eab6657ca181fd1bac45ddff59c4a2cd9",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_initial_256_d1g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json",
-            "sourceHash" : "96a2bf60bf0a5cb18fe0728527fbd9cb717587a3c80bcb29cfb4928499cc74c7"
+            "sourceHash" : "affec641049a1080a7ed5cdc25b17a1dbd236403f1d59146f990c9a89215371d"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6a87ffacfb4b8ad636fc859f95f573c62453b17aee27feb34a9c3ba6261f14f2",
-                    "mixHash" : "0xbb9d83859e351bd71b459b6a28fe7831cc3b1c9d70d5910a2bc4bd7bd99fb63a",
-                    "nonce" : "0xd101bece1408ad15",
+                    "hash" : "0x29ccf7d26ffc1c08d282461d4b013162deb455e4679ff216698e7562bef28241",
+                    "mixHash" : "0x07defe91e4aee2bb8f1a676038b42740436735e505105fa08eac378759d24c62",
+                    "nonce" : "0x4b672e64ee797cbd",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -463,7 +463,7 @@
                     "transactionsTrie" : "0x01e33fc242b78f69c517a9033bcecbb7307577469bc45ee62e74f717a11156b8",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000063",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6a87ffacfb4b8ad636fc859f95f573c62453b17aee27feb34a9c3ba6261f14f2",
+        "lastblockhash" : "0x29ccf7d26ffc1c08d282461d4b013162deb455e4679ff216698e7562bef28241",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0.json
index 04c9f512b..a34264b38 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_initial_256_d2g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json",
-            "sourceHash" : "19bfb471ea383e7c3571b39485c4e0c4296100376e1fb140435dd073e41922b5"
+            "sourceHash" : "84d55b9e0ec4b782666f1b2f9f30e462931ff11ec1d4097171cabaaeaffccccd"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xa37ae3be24eac18df117e6d0a37c641705869da1581d62b5f8a1e783b44c1bf4",
-                    "mixHash" : "0xc7632c8ec54ef04469e1c2d41c30de44ba95194c06fb0b43c1373586bdb3e04b",
-                    "nonce" : "0xc1f185d3b9ffab83",
+                    "hash" : "0xcbc82600f3b4c98b2a61d8342df2bbe13047fd735063ae6cd3ef2b46c6177980",
+                    "mixHash" : "0x3288d004a88bf04a9177212b44d3589d5d992b4a491776cc5c31740f157ed7f3",
+                    "nonce" : "0x96b1f7fa813f6649",
                     "number" : "0x01",
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                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0x166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74c",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000065",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0xa37ae3be24eac18df117e6d0a37c641705869da1581d62b5f8a1e783b44c1bf4",
+        "lastblockhash" : "0xcbc82600f3b4c98b2a61d8342df2bbe13047fd735063ae6cd3ef2b46c6177980",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_initial_256_d2g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json",
-            "sourceHash" : "19bfb471ea383e7c3571b39485c4e0c4296100376e1fb140435dd073e41922b5"
+            "sourceHash" : "84d55b9e0ec4b782666f1b2f9f30e462931ff11ec1d4097171cabaaeaffccccd"
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             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xaa2153ed9d717434300a5bc1258b787d0292bfa2d9096f159ae3ed8d531c5830",
-                    "mixHash" : "0xd5166360c6cdcb94daec3c0ebf47b8f1b006ca6ab16c29eec701c1b5cb369a6d",
-                    "nonce" : "0xbec1608764622923",
+                    "hash" : "0x4a63a054821eac3c28b50d3dd43b3d8ce2b6be36385c750d93f52efa07cb13b3",
+                    "mixHash" : "0x547f8fede4bea9a2fcc113a1df5f606995f19fe6729da14a8b28495091fccbc4",
+                    "nonce" : "0x6327588c90e9ba85",
                     "number" : "0x01",
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@@ -136,7 +136,7 @@
                     "transactionsTrie" : "0x166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74c",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
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@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xaa2153ed9d717434300a5bc1258b787d0292bfa2d9096f159ae3ed8d531c5830",
+        "lastblockhash" : "0x4a63a054821eac3c28b50d3dd43b3d8ce2b6be36385c750d93f52efa07cb13b3",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_initial_256_d2g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json",
-            "sourceHash" : "19bfb471ea383e7c3571b39485c4e0c4296100376e1fb140435dd073e41922b5"
+            "sourceHash" : "84d55b9e0ec4b782666f1b2f9f30e462931ff11ec1d4097171cabaaeaffccccd"
         },
         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x62ca1e83f06f8378d9f67920bf0fa2c60c1276586be6593549c75ce4e49e34b8",
-                    "mixHash" : "0x9eee60dce73f0a3837a2340c694afe50231689c8d7de6043a7a97a844049ea69",
-                    "nonce" : "0xbf7de30f4aba8257",
+                    "hash" : "0xc811be0f9a3f5dc18e2a553e2d2a0b65f603e5fb50fd25b6f7493fd36735f5d2",
+                    "mixHash" : "0x02de9fab556cea96e4113e64d2cb796bb1b3241fcddeb127c7e758cdf92ce974",
+                    "nonce" : "0xb54d5b1a4f78dbe7",
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                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -245,7 +245,7 @@
                     "transactionsTrie" : "0x166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74c",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
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@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x62ca1e83f06f8378d9f67920bf0fa2c60c1276586be6593549c75ce4e49e34b8",
+        "lastblockhash" : "0xc811be0f9a3f5dc18e2a553e2d2a0b65f603e5fb50fd25b6f7493fd36735f5d2",
         "network" : "EIP158",
         "postState" : {
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@@ -329,10 +329,10 @@
     "returndatacopy_initial_256_d2g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json",
-            "sourceHash" : "19bfb471ea383e7c3571b39485c4e0c4296100376e1fb140435dd073e41922b5"
+            "sourceHash" : "84d55b9e0ec4b782666f1b2f9f30e462931ff11ec1d4097171cabaaeaffccccd"
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@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3baffda3ccba7b43a8b3d9589fa269fb1aedcfe36f1f816df9544218b16adfee",
-                    "mixHash" : "0x799cae284655444f551873d6b6485e16ff6dcae3c6cd2ec8e507f83361738e4b",
-                    "nonce" : "0xad39740d05e23e3e",
+                    "hash" : "0x7939bddcd4de7bdd72146257189900237a4c3cfd1249bb8ca368e3e2607d8d49",
+                    "mixHash" : "0x120827baa31b97527a9ed4d6a4ed092cb83ca13295a29e63b02fb96aa3654946",
+                    "nonce" : "0xd6e475c88d3c2557",
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@@ -354,7 +354,7 @@
                     "transactionsTrie" : "0x166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74c",
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@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x3baffda3ccba7b43a8b3d9589fa269fb1aedcfe36f1f816df9544218b16adfee",
+        "lastblockhash" : "0x7939bddcd4de7bdd72146257189900237a4c3cfd1249bb8ca368e3e2607d8d49",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_initial_256_d2g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json",
-            "sourceHash" : "19bfb471ea383e7c3571b39485c4e0c4296100376e1fb140435dd073e41922b5"
+            "sourceHash" : "84d55b9e0ec4b782666f1b2f9f30e462931ff11ec1d4097171cabaaeaffccccd"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xc0591a2600a7255cc49e7a647d9e98b8ba78afc431acad6a86b2a29b4b5be012",
-                    "mixHash" : "0xddee08fcc87cd81fd5c48584eb427fa6685d294711fb66a0bb37813aacb1f466",
-                    "nonce" : "0x789502e1d2f5637a",
+                    "hash" : "0x2f1e7ca42977f7bacf8099456b452ecafa0ec0558a36e479b8846963e409a3b6",
+                    "mixHash" : "0x893dede7c1ac32bac28e0097d948d8e7ede793cf7542ab4d30a4bf90844c14e7",
+                    "nonce" : "0x46e6a16459ad698a",
                     "number" : "0x01",
                     "parentHash" : "0x2c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49",
                     "receiptTrie" : "0x83d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605",
@@ -463,7 +463,7 @@
                     "transactionsTrie" : "0x166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74c",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90286f901fca02c271f4784b7fb0b1134be320a03d18dd115a5982dc875ee3df226a6e3bdeb49a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0e209712dfa9c9cd5bdf1aeb320d487ea5ae3b1aef718a059c5005971956ae772a0166aaa0816823cc769ff2d3661f9c1efe286c02cb76477e2b34cf0882029e74ca083d20ef9e02b21c8fcbafc91abc2f8b410777403edd62034913fcdb72465a605b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0893dede7c1ac32bac28e0097d948d8e7ede793cf7542ab4d30a4bf90844c14e78846e6a16459ad698af884f8828001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680a000000000000000000000000000000000000000000000000000000000000000651ca013f81e343acf3e415674e2860ea438ac2d34b054a034b72e2722195c92259483a0324ac16cb7ffac91331e0ffb35369de59f0cf1e656d22faa9c76724888c2680ec0",
                 "transactions" : [
                     {
                         "data" : "0x0000000000000000000000000000000000000000000000000000000000000065",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xc0591a2600a7255cc49e7a647d9e98b8ba78afc431acad6a86b2a29b4b5be012",
+        "lastblockhash" : "0x2f1e7ca42977f7bacf8099456b452ecafa0ec0558a36e479b8846963e409a3b6",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0.json
index d0a96f166..b538b6675 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_initial_big_sum_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json",
-            "sourceHash" : "2f3ce276a21dd17cc82eb69362f091280cc8b73cbae4cd28697a65b50fee5e5b"
+            "sourceHash" : "b7732748c2e16f91b6b8fa30f1c4a694122f1054968cf86a14f2fa739bedca8f"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2dbdeaea3616477d3ce2cc87e26332c12468a9b413c4654f5b51e1f9b8ee7979",
-                    "mixHash" : "0xd2d183cafaf0532ed5556838bd8a30aeff7cc6bcf958fc642721744d2443620c",
-                    "nonce" : "0x48fa8df07afbafc4",
+                    "hash" : "0x22c4227bf1c277b7d648416c667b67d6cc50c29b73b38b9d47b5e3d2ed67efd5",
+                    "mixHash" : "0x677ae0aab40cc838c5171590e03042299230ae96c75af90ce0f1f4d0e4237740",
+                    "nonce" : "0xb485a86735d4fd63",
                     "number" : "0x01",
                     "parentHash" : "0xe3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3a",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x2dbdeaea3616477d3ce2cc87e26332c12468a9b413c4654f5b51e1f9b8ee7979",
+        "lastblockhash" : "0x22c4227bf1c277b7d648416c667b67d6cc50c29b73b38b9d47b5e3d2ed67efd5",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_initial_big_sum_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json",
-            "sourceHash" : "2f3ce276a21dd17cc82eb69362f091280cc8b73cbae4cd28697a65b50fee5e5b"
+            "sourceHash" : "b7732748c2e16f91b6b8fa30f1c4a694122f1054968cf86a14f2fa739bedca8f"
         },
         "blocks" : [
             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe251a910a8561beb21980e40fae8b6ec477fb507daab2810e33b2ca65d73d18b",
-                    "mixHash" : "0x308e8323e8cb0b7050ca28cbf8f248f2eebae1a479d098509ee6b89f2319db8b",
-                    "nonce" : "0xcbb36c2e3ab70027",
+                    "hash" : "0x018a3904ad19eab170fd8086704543b2d4bd99a1101e5e41c3c687f5d2c24084",
+                    "mixHash" : "0xa3624a923ebb88e633a9f056c118e08aaf399c13c2ff888c208b5e17056f6a50",
+                    "nonce" : "0xc937aa470c7ac4bc",
                     "number" : "0x01",
                     "parentHash" : "0xe3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3a",
                     "receiptTrie" : "0x86e930a3329999c6755c48dbae3f94d7c05cba8368780f1059a6db874551197c",
@@ -136,10 +136,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xe251a910a8561beb21980e40fae8b6ec477fb507daab2810e33b2ca65d73d18b",
+        "lastblockhash" : "0x018a3904ad19eab170fd8086704543b2d4bd99a1101e5e41c3c687f5d2c24084",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_initial_big_sum_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json",
-            "sourceHash" : "2f3ce276a21dd17cc82eb69362f091280cc8b73cbae4cd28697a65b50fee5e5b"
+            "sourceHash" : "b7732748c2e16f91b6b8fa30f1c4a694122f1054968cf86a14f2fa739bedca8f"
         },
         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xce23016dc1aa26d5ae537a789321e8f657601d3523b04ede6d5a53fab6ad6260",
-                    "mixHash" : "0x5ef97a357cb595bec45afe6b3dae351da1e88811d92cfc494bf0e6b41c61fe15",
-                    "nonce" : "0x55775b3adf260e3b",
+                    "hash" : "0xef4076f2c9250b09d4477676ccd5241e5328194ef32298410d2095bd846cb063",
+                    "mixHash" : "0x1bc670e037c4c54ceb9717511d1d6fa79aaf8f9fc1befa06180406b1bda11697",
+                    "nonce" : "0xae03df250e880c63",
                     "number" : "0x01",
                     "parentHash" : "0xe3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3a",
                     "receiptTrie" : "0x86e930a3329999c6755c48dbae3f94d7c05cba8368780f1059a6db874551197c",
@@ -245,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xce23016dc1aa26d5ae537a789321e8f657601d3523b04ede6d5a53fab6ad6260",
+        "lastblockhash" : "0xef4076f2c9250b09d4477676ccd5241e5328194ef32298410d2095bd846cb063",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +329,10 @@
     "returndatacopy_initial_big_sum_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json",
-            "sourceHash" : "2f3ce276a21dd17cc82eb69362f091280cc8b73cbae4cd28697a65b50fee5e5b"
+            "sourceHash" : "b7732748c2e16f91b6b8fa30f1c4a694122f1054968cf86a14f2fa739bedca8f"
         },
         "blocks" : [
             {
@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x19b39a9dd8058b01b5b9df6c32b7a5e11f06304e96c7c0942f6766aa6f35877b",
-                    "mixHash" : "0x675ce6ecb662b318d088d97f1d8805d6131b64c71f31c1daefda7f1dde26b620",
-                    "nonce" : "0x75231702ea6c6bc0",
+                    "hash" : "0x985b6c53fc049a234bcce1d88c08707218adf799808fe071d7e47733b8225096",
+                    "mixHash" : "0x3dd330f03618fcf71c90869064e3c0c2fa86cffa4db862f3b466295334669363",
+                    "nonce" : "0x3c5c6c32e85b2b00",
                     "number" : "0x01",
                     "parentHash" : "0xe3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3a",
                     "receiptTrie" : "0x86e930a3329999c6755c48dbae3f94d7c05cba8368780f1059a6db874551197c",
@@ -354,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca0e3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3aa01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0024d18320aaa982db7de9f68a2b0fe882d55626ea743b703e0b08a6212e0c7efa0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba086e930a3329999c6755c48dbae3f94d7c05cba8368780f1059a6db874551197cb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a03dd330f03618fcf71c90869064e3c0c2fa86cffa4db862f3b466295334669363883c5c6c32e85b2b00f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x19b39a9dd8058b01b5b9df6c32b7a5e11f06304e96c7c0942f6766aa6f35877b",
+        "lastblockhash" : "0x985b6c53fc049a234bcce1d88c08707218adf799808fe071d7e47733b8225096",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_initial_big_sum_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json",
-            "sourceHash" : "2f3ce276a21dd17cc82eb69362f091280cc8b73cbae4cd28697a65b50fee5e5b"
+            "sourceHash" : "b7732748c2e16f91b6b8fa30f1c4a694122f1054968cf86a14f2fa739bedca8f"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe41c8d119e7f21ee6954bcfe3856aed3767907f3b0a6aa6ecae552e70a3dfa99",
-                    "mixHash" : "0x338201560e952a3bf8bcf33ab194f61961d1ea195d7e5eede6c50cd58e2a970c",
-                    "nonce" : "0xfe40bb2592e2e47c",
+                    "hash" : "0x77cd20a2185d84175ecdbf7bb61a8335660a146a5bfce55776fac62a3546a0db",
+                    "mixHash" : "0x84a8c28bbd217fd6b3a900e4ce9fbabf79f3eac8bdeac5fa48467a74c89b0b0a",
+                    "nonce" : "0xad8b47275139db56",
                     "number" : "0x01",
                     "parentHash" : "0xe3075742475d2b36009b30c9322652bdf43313d14655a6629d273e77f86e6e3a",
                     "receiptTrie" : "0x86e930a3329999c6755c48dbae3f94d7c05cba8368780f1059a6db874551197c",
@@ -463,10 +463,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xe41c8d119e7f21ee6954bcfe3856aed3767907f3b0a6aa6ecae552e70a3dfa99",
+        "lastblockhash" : "0x77cd20a2185d84175ecdbf7bb61a8335660a146a5bfce55776fac62a3546a0db",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0.json
index 15e17b3cc..25876ecf2 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_initial_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json",
-            "sourceHash" : "376a841b8d860b17b82f80caec641bb94c18cb31d295752d73ad1f8924efc693"
+            "sourceHash" : "930c58985c3e687b5ebf05c94dfde9de503aaecde8e6e8d822e14fee2ed7e553"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x0a8a4c0655d527adf4c95ac01e70f558f232170c22274662dd0f95fdc6dd2bb0",
-                    "mixHash" : "0xa3b90ec43995e9ff14593a4c123f7e93df1e04004ae54c6b1067c31077c86592",
-                    "nonce" : "0x6d1d6ad9e96756cd",
+                    "hash" : "0x8b271540b05227acf3590d806e2614227989554d34bc029ac4a2c498a78322e1",
+                    "mixHash" : "0x49f95eea65a2815f6b62cde621ea641447f32d0dd6bbaf8ab7ca7fd387e4015c",
+                    "nonce" : "0xd98204356767dbac",
                     "number" : "0x01",
                     "parentHash" : "0xee36acc9c38c3b9697e10d7fd2cd53fd80efec7dd0f8ad0b6bc66e2d83834d05",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x0a8a4c0655d527adf4c95ac01e70f558f232170c22274662dd0f95fdc6dd2bb0",
+        "lastblockhash" : "0x8b271540b05227acf3590d806e2614227989554d34bc029ac4a2c498a78322e1",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -111,10 +111,10 @@
     "returndatacopy_initial_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json",
-            "sourceHash" : "376a841b8d860b17b82f80caec641bb94c18cb31d295752d73ad1f8924efc693"
+            "sourceHash" : "930c58985c3e687b5ebf05c94dfde9de503aaecde8e6e8d822e14fee2ed7e553"
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             {
@@ -125,9 +125,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xe6bc9e927b1336651d5f9b7a39aa9a392abd01b5d2b2f76b1dc496e51fcff911",
-                    "mixHash" : "0xde71aaf98342b1d2648b892c577b4275f6ad3944933c72eb0ab90496a2387f7d",
-                    "nonce" : "0x5d3c5bd4536f6aef",
+                    "hash" : "0xf8ec9b424c9cd2a3b945a71bc55a98c5817ee1588f0bd0082f3ec596c8b3c5c9",
+                    "mixHash" : "0x370d4c6ccf6e5ec2d49deb742d25f12e133593a44380bf64d53290940805c9bd",
+                    "nonce" : "0xd946361c50f6c314",
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@@ -136,10 +136,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -173,7 +173,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xe6bc9e927b1336651d5f9b7a39aa9a392abd01b5d2b2f76b1dc496e51fcff911",
+        "lastblockhash" : "0xf8ec9b424c9cd2a3b945a71bc55a98c5817ee1588f0bd0082f3ec596c8b3c5c9",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -220,10 +220,10 @@
     "returndatacopy_initial_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json",
-            "sourceHash" : "376a841b8d860b17b82f80caec641bb94c18cb31d295752d73ad1f8924efc693"
+            "sourceHash" : "930c58985c3e687b5ebf05c94dfde9de503aaecde8e6e8d822e14fee2ed7e553"
         },
         "blocks" : [
             {
@@ -234,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x1dcb9b290626cc47a56b4c70f02b7f79221fb01a1110090fdf159433bb772208",
-                    "mixHash" : "0xdd6650fba1353de79f0c71db7c1902e0621fac3fa126b4915d1876770446fe60",
-                    "nonce" : "0xcd741daf341bf520",
+                    "hash" : "0xa399c2116b54acb68762a1b79b3d82dc25433307916224726108d7cfd7f5aeda",
+                    "mixHash" : "0xb187f8d89a069425ff1f638b3d34c3658522e2e152f652366da5a0a74d240de9",
+                    "nonce" : "0x407bc95f26e269db",
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                     "parentHash" : "0xee36acc9c38c3b9697e10d7fd2cd53fd80efec7dd0f8ad0b6bc66e2d83834d05",
                     "receiptTrie" : "0xe1c520c785c8423339999016bd6419f56b9f2e96cd3dc417d2a1fc2951ac746d",
@@ -245,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -282,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x1dcb9b290626cc47a56b4c70f02b7f79221fb01a1110090fdf159433bb772208",
+        "lastblockhash" : "0xa399c2116b54acb68762a1b79b3d82dc25433307916224726108d7cfd7f5aeda",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +329,10 @@
     "returndatacopy_initial_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json",
-            "sourceHash" : "376a841b8d860b17b82f80caec641bb94c18cb31d295752d73ad1f8924efc693"
+            "sourceHash" : "930c58985c3e687b5ebf05c94dfde9de503aaecde8e6e8d822e14fee2ed7e553"
         },
         "blocks" : [
             {
@@ -343,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xebeaea5ccbd8093156ab3266aee326c7e6554160fde57b3a2118f081e0c6cbe4",
-                    "mixHash" : "0x70746c9c6aed404b44b1b8bf7c06a315a0fbdb539402887b2255aa38c691f216",
-                    "nonce" : "0x29ecf24391e2bbaf",
+                    "hash" : "0x023ffe298635112f48af5d1802fdf387c0d0dbb49bb0c865bd3693ffeee07cd1",
+                    "mixHash" : "0x79a71c600d4030b5a97931966598363aeb4747dfd40ded1343eed48457703719",
+                    "nonce" : "0x50f63dc8adc70387",
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                     "receiptTrie" : "0xe1c520c785c8423339999016bd6419f56b9f2e96cd3dc417d2a1fc2951ac746d",
@@ -354,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xebeaea5ccbd8093156ab3266aee326c7e6554160fde57b3a2118f081e0c6cbe4",
+        "lastblockhash" : "0x023ffe298635112f48af5d1802fdf387c0d0dbb49bb0c865bd3693ffeee07cd1",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +438,10 @@
     "returndatacopy_initial_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json",
-            "sourceHash" : "376a841b8d860b17b82f80caec641bb94c18cb31d295752d73ad1f8924efc693"
+            "sourceHash" : "930c58985c3e687b5ebf05c94dfde9de503aaecde8e6e8d822e14fee2ed7e553"
         },
         "blocks" : [
             {
@@ -452,9 +452,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3918cf67f7fb9580625b7656cd73e2e0983551c16da21dac63a3a01765e81635",
-                    "mixHash" : "0x577f5b1d43a823967ad75f283b9a600289c225cb61231fe92a53f456c1655267",
-                    "nonce" : "0x27db3445dcdfdb59",
+                    "hash" : "0x977a45251f375d4c598e4c1f1919f7522e1a8b6c4ebb9d0c54be9be6bddf5392",
+                    "mixHash" : "0x9fb9485381d63622a7f7797f285aeb0bc9f08de40e67efb8fad370425b507ceb",
+                    "nonce" : "0x49e8632710af0d1d",
                     "number" : "0x01",
                     "parentHash" : "0xee36acc9c38c3b9697e10d7fd2cd53fd80efec7dd0f8ad0b6bc66e2d83834d05",
                     "receiptTrie" : "0xe1c520c785c8423339999016bd6419f56b9f2e96cd3dc417d2a1fc2951ac746d",
@@ -463,10 +463,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +500,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x3918cf67f7fb9580625b7656cd73e2e0983551c16da21dac63a3a01765e81635",
+        "lastblockhash" : "0x977a45251f375d4c598e4c1f1919f7522e1a8b6c4ebb9d0c54be9be6bddf5392",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0.json
index 87c7dcc05..c0054ef62 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatacopy_overrun_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json",
-            "sourceHash" : "b60718a93d4988aa8dc2736839618047bfedf58bcd10ea3ec6391b2bb75a323b"
+            "sourceHash" : "fb7fb79ba24b837ed9ce7811a6a419c3034426e16bb4a2af015049e2e120aefe"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3fc465d9cbaac543411cded7b56f6dc19d6d15ff223703a077004cab8c29dc6a",
-                    "mixHash" : "0xa767255ac254da65e4957ce9342430407c5abe360df8085dc39d125a1e25ecce",
-                    "nonce" : "0x8aed89343c40fb21",
+                    "hash" : "0x74415f1f41a623a1a4af301c65dc5ed6e3030feac87d72a0f1cdd4082e271ed8",
+                    "mixHash" : "0x708b0ef2d2aad0bb55fd4a272dcb4798884a0e9845c5bae0ab09737644fdcc73",
+                    "nonce" : "0x292b63e4feaa1202",
                     "number" : "0x01",
                     "parentHash" : "0x6874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089",
                     "receiptTrie" : "0x97fe59b8004de685658f61c2939be1892eb8593c1ce622c392dd985946712e06",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x3fc465d9cbaac543411cded7b56f6dc19d6d15ff223703a077004cab8c29dc6a",
+        "lastblockhash" : "0x74415f1f41a623a1a4af301c65dc5ed6e3030feac87d72a0f1cdd4082e271ed8",
         "network" : "Byzantium",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -125,10 +125,10 @@
     "returndatacopy_overrun_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json",
-            "sourceHash" : "b60718a93d4988aa8dc2736839618047bfedf58bcd10ea3ec6391b2bb75a323b"
+            "sourceHash" : "fb7fb79ba24b837ed9ce7811a6a419c3034426e16bb4a2af015049e2e120aefe"
         },
         "blocks" : [
             {
@@ -139,9 +139,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x0160bd4c25bb207337e1e82837eceeb5e8b33fc95d7b4804e04d5f03485c4bcc",
-                    "mixHash" : "0x1a42f80ef8b59f85feea4dad4b6a2dde48831d319b5a7ea367a83190abcf83bf",
-                    "nonce" : "0x01e85f639be2490e",
+                    "hash" : "0xd90f03a5c14695c0fa0f731d869a4dc71eb5ea79618ef5b95925960cd6d748c7",
+                    "mixHash" : "0x6724cf6bc672e6cfe9433e7cbccf1e70afb3932c26f600147184d1223a6233ac",
+                    "nonce" : "0x1e8769870a860fad",
                     "number" : "0x01",
                     "parentHash" : "0x6874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089",
                     "receiptTrie" : "0xabf8f0b0150fd19d9dfbf3cdc9c6953739604c775fbea61004ad35e37ee563c5",
@@ -150,10 +150,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -187,7 +187,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x0160bd4c25bb207337e1e82837eceeb5e8b33fc95d7b4804e04d5f03485c4bcc",
+        "lastblockhash" : "0xd90f03a5c14695c0fa0f731d869a4dc71eb5ea79618ef5b95925960cd6d748c7",
         "network" : "EIP150",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -248,10 +248,10 @@
     "returndatacopy_overrun_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json",
-            "sourceHash" : "b60718a93d4988aa8dc2736839618047bfedf58bcd10ea3ec6391b2bb75a323b"
+            "sourceHash" : "fb7fb79ba24b837ed9ce7811a6a419c3034426e16bb4a2af015049e2e120aefe"
         },
         "blocks" : [
             {
@@ -262,9 +262,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x57e039706ddb511b914bfff718787a436b80a9e7b08f2b18cee707f69ab9ceae",
-                    "mixHash" : "0xf3aa0a53815047d6be26cc0690cdde4e748cc63cfc1cbdff58e8827e733e835b",
-                    "nonce" : "0xd5b9aaa43b2bcb33",
+                    "hash" : "0x371f21f4aec4c832097bbdcef26d94cab077318bab20804539d0079b9ac394dd",
+                    "mixHash" : "0x6cd12632f634200b7345ad7cdcc7e7c15fac6c45f97307719a161da6e6224ad1",
+                    "nonce" : "0x49b91c26c5b971b2",
                     "number" : "0x01",
                     "parentHash" : "0x6874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089",
                     "receiptTrie" : "0xabf8f0b0150fd19d9dfbf3cdc9c6953739604c775fbea61004ad35e37ee563c5",
@@ -273,10 +273,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -310,7 +310,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x57e039706ddb511b914bfff718787a436b80a9e7b08f2b18cee707f69ab9ceae",
+        "lastblockhash" : "0x371f21f4aec4c832097bbdcef26d94cab077318bab20804539d0079b9ac394dd",
         "network" : "EIP158",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -371,10 +371,10 @@
     "returndatacopy_overrun_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json",
-            "sourceHash" : "b60718a93d4988aa8dc2736839618047bfedf58bcd10ea3ec6391b2bb75a323b"
+            "sourceHash" : "fb7fb79ba24b837ed9ce7811a6a419c3034426e16bb4a2af015049e2e120aefe"
         },
         "blocks" : [
             {
@@ -385,9 +385,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd6c4e664429e64bf99f4a07148cc506ad728bafe15f3ae1902b71c83207289ed",
-                    "mixHash" : "0x703351abc043d82fd657e4ceac2cbd5f886190b93906c9b1ef8b5d57c659ab71",
-                    "nonce" : "0xec870a8d5bc95741",
+                    "hash" : "0x92360daba7285fd959b11aa3868f0ef935438b098dd6199d68eee5bf2163d99a",
+                    "mixHash" : "0x74fc0763ae11aa5ebff2c2772a4c3b656a05764376dba5f8663dee7e09ec0f09",
+                    "nonce" : "0x24ee0278d99dd902",
                     "number" : "0x01",
                     "parentHash" : "0x6874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089",
                     "receiptTrie" : "0xabf8f0b0150fd19d9dfbf3cdc9c6953739604c775fbea61004ad35e37ee563c5",
@@ -396,10 +396,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -433,7 +433,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xd6c4e664429e64bf99f4a07148cc506ad728bafe15f3ae1902b71c83207289ed",
+        "lastblockhash" : "0x92360daba7285fd959b11aa3868f0ef935438b098dd6199d68eee5bf2163d99a",
         "network" : "Frontier",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -494,10 +494,10 @@
     "returndatacopy_overrun_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json",
-            "sourceHash" : "b60718a93d4988aa8dc2736839618047bfedf58bcd10ea3ec6391b2bb75a323b"
+            "sourceHash" : "fb7fb79ba24b837ed9ce7811a6a419c3034426e16bb4a2af015049e2e120aefe"
         },
         "blocks" : [
             {
@@ -508,9 +508,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x6b84808b8456e46a9c14a84b0b9408a508848562976ceff1c19ab4ecbb844438",
-                    "mixHash" : "0x3221ef174e45edba24055420e62d2e93638572239f11baf4c157e748e332e4bf",
-                    "nonce" : "0x271a9e0ac51fef37",
+                    "hash" : "0xaeaf14e75199cd8a69e95996c9e805a937530b0bd03baad2a658120773f5d3da",
+                    "mixHash" : "0x5e13ab1e9895c383979d3eff1d0530080f8f4797257d94387bd53748688a9d49",
+                    "nonce" : "0x4df0b0c5a9db2ecc",
                     "number" : "0x01",
                     "parentHash" : "0x6874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089",
                     "receiptTrie" : "0xabf8f0b0150fd19d9dfbf3cdc9c6953739604c775fbea61004ad35e37ee563c5",
@@ -519,10 +519,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90266f901fca06874a65bd2801a301e107945d3a4cffa643a69aa76f9d81df5f20c26914b7089a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0fe9c5a6cddf840af5299861cf5f5e1263218bf3266c55a562b40f19e0f857642a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0abf8f0b0150fd19d9dfbf3cdc9c6953739604c775fbea61004ad35e37ee563c5b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a03221ef174e45edba24055420e62d2e93638572239f11baf4c157e748e332e4bf88271a9e0ac51fef37f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -556,7 +556,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x6b84808b8456e46a9c14a84b0b9408a508848562976ceff1c19ab4ecbb844438",
+        "lastblockhash" : "0xaeaf14e75199cd8a69e95996c9e805a937530b0bd03baad2a658120773f5d3da",
         "network" : "Homestead",
         "postState" : {
             "0x0aabbccdd5c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0.json
index 941450b11..90ae9a381 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_after_failing_callcode_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0Filler.json",
-            "sourceHash" : "f011e7f2e92b0dcffeb63533a9a3a214bc500455b9ca23d61153039a7ad47c14"
+            "sourceHash" : "902451ceddbd321600dbd447265975491e016e6aa437ed96bcfe2063fd9fef4d"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x01b470",
-                    "hash" : "0xbdbaf39b7b9f7c5a71c7d7a73b8693dbb5851cb9c076ef8b96f9702f44fc234a",
-                    "mixHash" : "0x6a939b898888d34e3b99ef3806d5d6d532dc35d69f8366af59e6c6b7e7828aa7",
-                    "nonce" : "0xb20f0e3b505c827d",
+                    "hash" : "0x3bd691ccd366fd3ad83b8e2a56714aafb3c2441ba180d50ee75bf5ea597c9870",
+                    "mixHash" : "0x107d65bc594ca5fb98f55a18d745abe333d24f2c680721566725903682ab2dc1",
+                    "nonce" : "0xe84d9fc315fd6ad7",
                     "number" : "0x01",
                     "parentHash" : "0x98e95dc3056a0aa00aed2f73a84d233251f77bf70a3424e594d6112217711bee",
                     "receiptTrie" : "0xd4128b9102aaad07de3a7a441b566cb77058fce1bb64e20f89e844b29ea1f0fc",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -432,7 +309,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x8b7f6e5b4081b9dfa9502cd8f69dbbeb7a09cc961dfcd45c2c021e27e4f85fbe",
+        "lastblockhash" : "0x058183b2b77f307b48fc8452cbc54749f0f4c3b1112bb259cb368ab62dfc0a10",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -493,10 +370,10 @@
     "returndatasize_after_failing_callcode_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
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+            "sourceHash" : "902451ceddbd321600dbd447265975491e016e6aa437ed96bcfe2063fd9fef4d"
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             {
@@ -507,9 +384,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x80f4bf53970fd6f3c6e0fb48b157739676a22033063940f79ac232a3b66f7598",
-                    "mixHash" : "0x2eddfe446d5db838e3bfeaf58aba4a96bf8feacc11f9317760aee1327180de77",
-                    "nonce" : "0x9ed1c4d277871402",
+                    "hash" : "0x04561fa9e9947072238ca9fe0920a44e04e8ccec610994c51ba11613126595ef",
+                    "mixHash" : "0xf9a49cf1fcf3e6e34c3d7deeb75f4e9f79c6669b6cd08ad2594053b110717b1b",
+                    "nonce" : "0xa512c5df579bf3f1",
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@@ -518,10 +395,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -555,7 +432,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x80f4bf53970fd6f3c6e0fb48b157739676a22033063940f79ac232a3b66f7598",
+        "lastblockhash" : "0x04561fa9e9947072238ca9fe0920a44e04e8ccec610994c51ba11613126595ef",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0.json
index 36a783c87..fb0ef23c4 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_after_failing_delegatecall_d0g0v0_Byzantium" : {
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-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "195e15f47346616c7e5a7f77d36ed6853971b51a6cf9acb1e35a6899dba8126a"
+            "sourceHash" : "da110ce2bc6d424dbb8be4dd2b7e7002ab16ebcfac045a7b043807533fb3178c"
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             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
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@@ -27,10 +27,10 @@
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+                        "data" : "0x",
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@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0xf6eee5a6cd51fc2c8a2e3d324b82011d6a10deb77e7a6262302ba6576271a84e",
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         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -120,497 +120,5 @@
                 }
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\ No newline at end of file
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0.json
index 02ac09a0a..cd15d09b3 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0.json
@@ -2,10 +2,10 @@
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@@ -64,7 +64,7 @@
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@@ -121,136 +121,13 @@
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-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "2fab5dfc6ff3857c7fa4c0cb267ada33f989e7f2d8d6c5c86950dd2d74ad028f"
+            "sourceHash" : "0e972dac2b4c33c2d4cccad51e1808aa5130f859329df9beff7e5472f9da7755"
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         "blocks" : [
             {
@@ -261,9 +138,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x01240151baf652a9a73d26fa4e084bc75ed01d3f730594ca3e22e2a5726b3777",
-                    "mixHash" : "0xd9909abd820c3ab411d29e101632a2d2fedd756828cd57dfec28f35143a3b4a2",
-                    "nonce" : "0xbd955e97694c92da",
+                    "hash" : "0x0a4eab948bbeb1af2e9391211f22367719e4e80531104927bc3ae7a9f7cf4664",
+                    "mixHash" : "0x5212e4950e227fb5c387efb73ab8b7cc74fbea7f116cbdd481548a7ec5d89598",
+                    "nonce" : "0xf2cb1d5a7e4400c0",
                     "number" : "0x01",
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@@ -272,10 +149,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -309,7 +186,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x01240151baf652a9a73d26fa4e084bc75ed01d3f730594ca3e22e2a5726b3777",
+        "lastblockhash" : "0x0a4eab948bbeb1af2e9391211f22367719e4e80531104927bc3ae7a9f7cf4664",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -370,10 +247,10 @@
     "returndatasize_after_failing_staticcall_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "2fab5dfc6ff3857c7fa4c0cb267ada33f989e7f2d8d6c5c86950dd2d74ad028f"
+            "sourceHash" : "0e972dac2b4c33c2d4cccad51e1808aa5130f859329df9beff7e5472f9da7755"
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         "blocks" : [
             {
@@ -384,9 +261,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4abfa6ff4f9eb6047d5a4f71f85bfa60f2e16c44221eec62cbc3f0cf18c6cd4f",
-                    "mixHash" : "0x352d4f52e40a121c43ce56797bff02a0ab8326a3cf01208f9c373cd7b3ffb687",
-                    "nonce" : "0x387c7f7323523f01",
+                    "hash" : "0xcdc3d2112e5e067aa61f52bbc4e869f71549232005b93711d860a90d61aecf8e",
+                    "mixHash" : "0x0e17107d5bf303f9a3f539f1d328f67b22580a26b4bf8f68beb6f90ddebe7edc",
+                    "nonce" : "0x885a4bee0746c74d",
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                     "receiptTrie" : "0x507d3b9fb48796727dad590a663539ff39aa54e8e124a536f6ef021317b836d9",
@@ -395,10 +272,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -432,7 +309,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x4abfa6ff4f9eb6047d5a4f71f85bfa60f2e16c44221eec62cbc3f0cf18c6cd4f",
+        "lastblockhash" : "0xcdc3d2112e5e067aa61f52bbc4e869f71549232005b93711d860a90d61aecf8e",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -493,10 +370,10 @@
     "returndatasize_after_failing_staticcall_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "2fab5dfc6ff3857c7fa4c0cb267ada33f989e7f2d8d6c5c86950dd2d74ad028f"
+            "sourceHash" : "0e972dac2b4c33c2d4cccad51e1808aa5130f859329df9beff7e5472f9da7755"
         },
         "blocks" : [
             {
@@ -507,9 +384,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x9ae4b396ec323afc2802f2904a238fcc40464b44b2c6ea3fb70a70c5ff318b95",
-                    "mixHash" : "0x2794ed2bff1b94f0226973c2c6b34ecbb99b797dd13baa3db8a74977d6320940",
-                    "nonce" : "0x9c1185c9e1e7eba2",
+                    "hash" : "0x79d39c7c2600a0ab5620908e90a75c30e3db2e34dc66304e8595e8bc9383cc98",
+                    "mixHash" : "0x1176a50591a576d327a209c56a6d818c0e26a3643c7bc30622061899ede5a99b",
+                    "nonce" : "0xcd84a17113625361",
                     "number" : "0x01",
                     "parentHash" : "0x9cbbddc4224d5611fe3ea0322029c8e7ba8d277ba2757f402d81d4acd67e1665",
                     "receiptTrie" : "0x507d3b9fb48796727dad590a663539ff39aa54e8e124a536f6ef021317b836d9",
@@ -518,10 +395,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -555,7 +432,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x9ae4b396ec323afc2802f2904a238fcc40464b44b2c6ea3fb70a70c5ff318b95",
+        "lastblockhash" : "0x79d39c7c2600a0ab5620908e90a75c30e3db2e34dc66304e8595e8bc9383cc98",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0.json
index 9cc54096f..3446bfb8a 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_after_oog_after_deeper_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.10.16+commit.c2fab07c.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json",
-            "sourceHash" : "88c4c255a28ba745e32a414926d02771f504246aaddbbbd88e1bf3eee247f2fd"
+            "sourceHash" : "933829b41bd30719b6deddf0b13776c2f2780b713d36621575556d39d97edc96"
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         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x01665d",
-                    "hash" : "0x44fdfb16e4598cb375da6aadadf87026d04b905560f4d86117c46afe7f9501ff",
-                    "mixHash" : "0x97fb22f52bcc3ef50e2d93a88084714909c55164654c1126e67c96a7785df24c",
-                    "nonce" : "0xf142d264a0b0c818",
+                    "hash" : "0x8baab65dc5eaa3346dc2fb97d427896814eaecfea8bf7988dc21365faa97056b",
+                    "mixHash" : "0x241ddd08bcf0ca72b460ef26d4769c2aeb1c41ba7014f71b5b3a08036a63ae6e",
+                    "nonce" : "0x477d7e0047ebd21c",
                     "number" : "0x01",
                     "parentHash" : "0x289da7f7f03f5a94c0824dacde36a45575647ef1c69526a2a0b77245ba9b6667",
                     "receiptTrie" : "0x835e171b6c8add0df6184b14ee2e55bba46f28763729bfcdf37e6119e584a834",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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     "returndatasize_after_oog_after_deeper_d0g0v0_EIP158" : {
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@@ -433,9 +154,9 @@
                     "extraData" : "",
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@@ -444,10 +165,10 @@
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-                        "data" : "",
+                        "data" : "0x",
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@@ -481,7 +202,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x1ba0567a47204dd2848159b79856519a52560b163ac19ba5fe24a36e4fee012b",
+        "lastblockhash" : "0xfa4898a17d66f7a6dbcfc4ae7f011b64a2df85d03738f07ccd7e79eb2798efd0",
         "network" : "EIP158",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -560,10 +281,10 @@
     "returndatasize_after_oog_after_deeper_d0g0v0_Frontier" : {
         "_info" : {
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             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json",
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@@ -574,9 +295,9 @@
                     "extraData" : "",
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                     "gasUsed" : "0x0a00000000",
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-                    "nonce" : "0x814d4661df2ffdd6",
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@@ -585,10 +306,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -622,7 +343,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x2eea49d85484314efe8db739137dfe97405829214a3edc6ec810fa81a153c68a",
+        "lastblockhash" : "0x846573737b22a26b81a40aacd8713cce2b4d8cf06cd1c72526692ac0a441a2f6",
         "network" : "Frontier",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -701,10 +422,10 @@
     "returndatasize_after_oog_after_deeper_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.b5a95200.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.10.16+commit.c2fab07c.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json",
-            "sourceHash" : "88c4c255a28ba745e32a414926d02771f504246aaddbbbd88e1bf3eee247f2fd"
+            "sourceHash" : "933829b41bd30719b6deddf0b13776c2f2780b713d36621575556d39d97edc96"
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             {
@@ -715,9 +436,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x3914043a69b70da68187c7631605fc92c7e85c0b44cb1009c061d9198f10d2f0",
-                    "mixHash" : "0x04064e047d987e5dfcec5498413f16786d15fc5dc1e0046d5488493ed407982d",
-                    "nonce" : "0x5ad8287ae8ccd7af",
+                    "hash" : "0x56e9cfb7326521997e883339bd8313728abe0d653c9c1dce87ec060772127d32",
+                    "mixHash" : "0xe53455d35cab2528f2b0d0c8e083504202ea9a8e792e76bb29af7a926a38b538",
+                    "nonce" : "0x383ef0bc55e44cbd",
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@@ -726,10 +447,10 @@
                     "transactionsTrie" : "0x942a5626ebc24a913758d77ab9d72c3563724d8a433d611b1bf05ca4a3cf5c3b",
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
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@@ -763,7 +484,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x3914043a69b70da68187c7631605fc92c7e85c0b44cb1009c061d9198f10d2f0",
+        "lastblockhash" : "0x56e9cfb7326521997e883339bd8313728abe0d653c9c1dce87ec060772127d32",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0.json
index fa5b00aa5..6da69a07e 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_after_successful_callcode_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "a2140dd78c26e134680d6c080757b6c5acdc287b1f086657b637c5b8f4d24d01"
+            "sourceHash" : "69b3e36bc21a4e9ef26bbf9473b7cf4a18c63bdd90b656cbf9103b79952cedb3"
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             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xa312",
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-                    "mixHash" : "0x083d8ceba93161863b2acad1cb152a611c2f8d7a7e8ea9466fe17aaf10f29c70",
-                    "nonce" : "0x7b978dd65c694aee",
+                    "hash" : "0xa65f6fa4e50408560dc705f1806b17774c6339f34100c6d1b8165554dbe79326",
+                    "mixHash" : "0xd3cfd8b089a38b44ad6c8bfd7ca2980c9d1b2dc40be647a4178de8b3fc1b7ea1",
+                    "nonce" : "0xe4d2ece4d8bd60ae",
                     "number" : "0x01",
                     "parentHash" : "0x65338f983163c8765cb5ce912b39125e576446c31bcfb44ac9b909462627653d",
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@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
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@@ -64,7 +64,7 @@
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@@ -107,120 +107,13 @@
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@@ -231,9 +124,9 @@
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@@ -279,7 +172,7 @@
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@@ -324,10 +217,10 @@
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@@ -349,10 +242,10 @@
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-                "rlp" : "0xf90266f901fca065338f983163c8765cb5ce912b39125e576446c31bcfb44ac9b909462627653da01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0ab05635b63f8dcd0161fdc76cc8decbe741d5818353eb2bdf87f48c67fcbdf49a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba09d541a036e367eeff817331a744dc02576a9c7c0bb1e4e6d9d6a0d54a203f50eb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a09be946222eeb90a5c6e6b4fde9b861a50a94566e3e6ae752af5dda8222b8fe308815aafb7eceec3595f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -386,7 +279,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4dbfee7e201d5278f2f59447f5dd4c28c4f703205e6c19c2012744aeff40e26f",
+        "lastblockhash" : "0xa866fae7b633c98afaf33ae1baa5212c815b55f399373b872126f90f7f4b44c5",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -431,10 +324,10 @@
     "returndatasize_after_successful_callcode_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json",
-            "sourceHash" : "a2140dd78c26e134680d6c080757b6c5acdc287b1f086657b637c5b8f4d24d01"
+            "sourceHash" : "69b3e36bc21a4e9ef26bbf9473b7cf4a18c63bdd90b656cbf9103b79952cedb3"
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         "blocks" : [
             {
@@ -445,9 +338,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x7a67725b64a57f9cd97e697491154505cd69dd8cdd45993c27859e78bc1dbb7d",
-                    "mixHash" : "0xa62dbbef26ec7b482474c469e090526b0167d68f6356a187da850afda8c10121",
-                    "nonce" : "0x802c85b28e0dac22",
+                    "hash" : "0x5e2a613ae95fa733967270c01aa78fb477aacbd556f5c5b10bb8e9f04cb9a1f7",
+                    "mixHash" : "0x7d0028bd40701b14b99d0161a320777b42c5b0fd055fac490ca461d1c3238290",
+                    "nonce" : "0xaa526acf06c8b360",
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                     "parentHash" : "0x65338f983163c8765cb5ce912b39125e576446c31bcfb44ac9b909462627653d",
                     "receiptTrie" : "0x9d541a036e367eeff817331a744dc02576a9c7c0bb1e4e6d9d6a0d54a203f50e",
@@ -456,10 +349,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -493,7 +386,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x7a67725b64a57f9cd97e697491154505cd69dd8cdd45993c27859e78bc1dbb7d",
+        "lastblockhash" : "0x5e2a613ae95fa733967270c01aa78fb477aacbd556f5c5b10bb8e9f04cb9a1f7",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0.json
index f04c158c9..dbf997fdd 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_after_successful_delegatecall_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0Filler.json",
-            "sourceHash" : "26fe66f693e9a3a7585cd1f18647679d33732d0ee9f64a73fca70056693e384f"
+            "sourceHash" : "ca91df1dd3bc7f4c2647da556ecaaa3114dca53ed3b1ad7d55979e5ebb4dce29"
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         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x6876",
-                    "hash" : "0x052d6c07144ab061b7171c9aaba0ad7bdb074cc0e1775ce68ee5361a41486deb",
-                    "mixHash" : "0xe5873d77b3dca99d511aad1226f805731306168c5b30af4e0b968443db700f78",
-                    "nonce" : "0xea222a39b2ec245d",
+                    "hash" : "0xd7ec60ddfa23ce267613260f81fddbdb2e5da0b68c2fd55731f2ee60d915399d",
+                    "mixHash" : "0xc5ec5c5c37695052fbaa0b7919c0350063a50fa4495da15f752132000fe3bf25",
+                    "nonce" : "0x5870a03068aa6ff9",
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                     "parentHash" : "0x8a87bebb4ec198576d32982bdd4e373ce100745c33da557688dca4fafb3d04ff",
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@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
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-        "lastblockhash" : "0x052d6c07144ab061b7171c9aaba0ad7bdb074cc0e1775ce68ee5361a41486deb",
+        "lastblockhash" : "0xd7ec60ddfa23ce267613260f81fddbdb2e5da0b68c2fd55731f2ee60d915399d",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -108,122 +108,13 @@
             }
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-    "returndatasize_after_successful_delegatecall_d0g0v0_EIP150" : {
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-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
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@@ -438,10 +329,10 @@
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@@ -452,9 +343,9 @@
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@@ -500,7 +391,7 @@
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-        "lastblockhash" : "0x8947b8143f45eb6f02e4ef5ca6285adffc176a47a28a3c473bf49fe780d703b2",
+        "lastblockhash" : "0x984be9ef1e8acbb00126f9150dff541d921ba7de77769ddeb088fd6e4c04a384",
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diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0.json
index 7a136b96e..e42b33095 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0.json
@@ -2,10 +2,10 @@
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@@ -16,9 +16,9 @@
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@@ -27,10 +27,10 @@
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@@ -64,7 +64,7 @@
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-        "lastblockhash" : "0x4fa32c91999f2e7aeddc4881f7fdce350b4a216bfbd93aaf0362ae771693cecf",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -108,122 +108,13 @@
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@@ -234,9 +125,9 @@
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@@ -245,10 +136,10 @@
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@@ -282,7 +173,7 @@
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         "genesisRLP" : "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",
-        "lastblockhash" : "0x21223774a60e176fdb656dcb5b9fd241f3dfdfe4115275c8d6d2e0891522d9a2",
+        "lastblockhash" : "0x9eb358278163ea3531da2bce98b9395235638ee3f73a904f31bbc8e214469672",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -329,10 +220,10 @@
     "returndatasize_after_successful_staticcall_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "ad1ab43d3f364c21aaf8b1091a4583a39906130d47dbdeed95828bd72de4150a"
+            "sourceHash" : "57c3dc6132b799254fc4f5ad97583c44b5b36d4809d0d240979b2fae47a6a197"
         },
         "blocks" : [
             {
@@ -343,9 +234,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xae2907740b1b4919439848d5564c859269f01e4f152fb2bdc8194b8fe38be4f0",
-                    "mixHash" : "0xdab8efbc1e7c1d6cf6f2bee9224ee96d13b6591b700c94f906283bcdde35edcb",
-                    "nonce" : "0x457d9b9e15c66ea3",
+                    "hash" : "0xe63e3666046d57bb15cb10e03b55ccdd2657f5ca0125c3df75f1363beed3b74f",
+                    "mixHash" : "0x49b6c37bee6439a49674e5aa4dcba7a5d3d38c3057351caee55982fd73c46432",
+                    "nonce" : "0xd7d275ab44ea5839",
                     "number" : "0x01",
                     "parentHash" : "0x43be321e19ff00d63b7721992eb0ea1582c8b9d0b991324193df540b03f957d2",
                     "receiptTrie" : "0xc149ace922c64207cac743da358d7acb57a94989d2a542fa1fb853447b55f3a4",
@@ -354,10 +245,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90266f901fca043be321e19ff00d63b7721992eb0ea1582c8b9d0b991324193df540b03f957d2a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0e3b3b8fe012ff1fe31b629fc3dbe9ffb1a312111fe47e8c1a17bcccb9a85e30da0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0c149ace922c64207cac743da358d7acb57a94989d2a542fa1fb853447b55f3a4b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0dab8efbc1e7c1d6cf6f2bee9224ee96d13b6591b700c94f906283bcdde35edcb88457d9b9e15c66ea3f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -391,7 +282,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xae2907740b1b4919439848d5564c859269f01e4f152fb2bdc8194b8fe38be4f0",
+        "lastblockhash" : "0xe63e3666046d57bb15cb10e03b55ccdd2657f5ca0125c3df75f1363beed3b74f",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -438,10 +329,10 @@
     "returndatasize_after_successful_staticcall_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json",
-            "sourceHash" : "ad1ab43d3f364c21aaf8b1091a4583a39906130d47dbdeed95828bd72de4150a"
+            "sourceHash" : "57c3dc6132b799254fc4f5ad97583c44b5b36d4809d0d240979b2fae47a6a197"
         },
         "blocks" : [
             {
@@ -452,9 +343,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x64604560e98e8135a1fdd5bf39a158c3663aee1665fc264dd64a9fe3bdf62d09",
-                    "mixHash" : "0xb000c26f3ef1dfe89b8a8d254e296ea0c7710f1bfe3ef02eed8454a86e64b45f",
-                    "nonce" : "0x669e28fb8f9b4091",
+                    "hash" : "0x6cced94e8dfa45ed8dcee737a72c4147f6e08e955503e2437304b8746048ac5a",
+                    "mixHash" : "0x90acc9f144d07c7f7901434b89b6ac59a19ea4f33ed0fb1e127d610d48eb54fb",
+                    "nonce" : "0x10414d9906778159",
                     "number" : "0x01",
                     "parentHash" : "0x43be321e19ff00d63b7721992eb0ea1582c8b9d0b991324193df540b03f957d2",
                     "receiptTrie" : "0xc149ace922c64207cac743da358d7acb57a94989d2a542fa1fb853447b55f3a4",
@@ -463,10 +354,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca043be321e19ff00d63b7721992eb0ea1582c8b9d0b991324193df540b03f957d2a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0e3b3b8fe012ff1fe31b629fc3dbe9ffb1a312111fe47e8c1a17bcccb9a85e30da0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0c149ace922c64207cac743da358d7acb57a94989d2a542fa1fb853447b55f3a4b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a090acc9f144d07c7f7901434b89b6ac59a19ea4f33ed0fb1e127d610d48eb54fb8810414d9906778159f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -500,7 +391,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x64604560e98e8135a1fdd5bf39a158c3663aee1665fc264dd64a9fe3bdf62d09",
+        "lastblockhash" : "0x6cced94e8dfa45ed8dcee737a72c4147f6e08e955503e2437304b8746048ac5a",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0.json
index 4564a6ff5..9ef15fdd6 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_bug_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.c5d2b48b.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json",
-            "sourceHash" : "a00a310f9800b5ad853c40b19fff24d5c055ef71ec45fb830e7122a9d9f5f699"
+            "sourceHash" : "c6304afa2f4062d626d13375b68080c235a30c469131171ed164148e07449773"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x50f9",
-                    "hash" : "0x8d1c481d6e74d8031ae915ac503883dd3791a32aaf318dc102b3c008cbe1393c",
-                    "mixHash" : "0xe271dfaf40b0a9e7f0340b9e28d13b58186c576860404e94f355af91c787e828",
-                    "nonce" : "0xb0772ce7ea0cce22",
+                    "hash" : "0xe8a12cbfbead79f7f44ac319485003b8bbd734710ec60e1d775790584202e89c",
+                    "mixHash" : "0xa47a76a469ca0edecf4f19b4f68f642f68fc8aeb4b017a556385720f878fedac",
+                    "nonce" : "0x193c209c473892ff",
                     "number" : "0x01",
                     "parentHash" : "0xc4292463963a4d914348d419016fc607ff57397cd42fe107d2ab0f957dc17e8d",
                     "receiptTrie" : "0x1830139cc21491fee93b3929f37376dc699073752fe0dd6ef99f973e5cb1aa9a",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8d1c481d6e74d8031ae915ac503883dd3791a32aaf318dc102b3c008cbe1393c",
+        "lastblockhash" : "0xe8a12cbfbead79f7f44ac319485003b8bbd734710ec60e1d775790584202e89c",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -121,135 +121,13 @@
             }
         }
     },
-    "returndatasize_bug_d0g0v0_Constantinople" : {
-        "_info" : {
-            "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.c5d2b48b.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
-            "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json",
-            "sourceHash" : "a00a310f9800b5ad853c40b19fff24d5c055ef71ec45fb830e7122a9d9f5f699"
-        },
-        "blocks" : [
-            {
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-                    "bloom" : "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
-                    "coinbase" : "0x2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-                    "difficulty" : "0x020000",
-                    "extraData" : "",
-                    "gasLimit" : "0x0a00000000",
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@@ -492,10 +370,10 @@
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@@ -506,9 +384,9 @@
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+                    "nonce" : "0x81cb8f05e96a8f4c",
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                     "parentHash" : "0xc4292463963a4d914348d419016fc607ff57397cd42fe107d2ab0f957dc17e8d",
                     "receiptTrie" : "0x54030cb6a91a5d126d4cc3155441c3e58d3fb5cb1f50f9c413aef5b8801f0bd2",
@@ -517,10 +395,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -554,7 +432,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xbde2a189f3a7a0e69899108cc55ff74380125f8f2c47798b3e5ca6525cecc200",
+        "lastblockhash" : "0xd800ec23bb24fcb9df91b08aec4c7ae52f86d92790dc0d8740e2754fb9da9308",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -615,10 +493,10 @@
     "returndatasize_bug_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.c5d2b48b.Linux.g++",
-            "lllcversion" : "Version: 0.4.17-develop.2017.9.19+commit.1fc71bd7.mod.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json",
-            "sourceHash" : "a00a310f9800b5ad853c40b19fff24d5c055ef71ec45fb830e7122a9d9f5f699"
+            "sourceHash" : "c6304afa2f4062d626d13375b68080c235a30c469131171ed164148e07449773"
         },
         "blocks" : [
             {
@@ -629,9 +507,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xeadf2d4a504953012c87664789f99ae1fa3dd2520049a5d3eb35396decf065da",
-                    "mixHash" : "0x2175bed9192fc339f19bd32621b3ea27ff1e8faf77917fc13fdd047c2f95dd32",
-                    "nonce" : "0xcc2b339f50324b70",
+                    "hash" : "0x1d33b16fd5397cecca2479edaa68f9768d9c06a5d552d8384bec9915531727f7",
+                    "mixHash" : "0xd316031fc210e0397f1248aacbf6fd97287f3027559a837c08a68bb0b72ef00e",
+                    "nonce" : "0x471ae87fb8209a43",
                     "number" : "0x01",
                     "parentHash" : "0xc4292463963a4d914348d419016fc607ff57397cd42fe107d2ab0f957dc17e8d",
                     "receiptTrie" : "0x54030cb6a91a5d126d4cc3155441c3e58d3fb5cb1f50f9c413aef5b8801f0bd2",
@@ -640,10 +518,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -677,7 +555,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xeadf2d4a504953012c87664789f99ae1fa3dd2520049a5d3eb35396decf065da",
+        "lastblockhash" : "0x1d33b16fd5397cecca2479edaa68f9768d9c06a5d552d8384bec9915531727f7",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0.json
index c17580db2..11bedee60 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_following_successful_create_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "8842d84bf936e85eece13adbeb24c9b56702bffd9789ef376c5bf56d56df91ff"
+            "sourceHash" : "74e89e2cbe771bb2483311a0497b7467bb02f422eb929121ddccb48fa488ebee"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0xc12c",
-                    "hash" : "0x7d37c5efd3fe8407466341b538ba94fc66bf59e736cea532ce5fb4c330e0e727",
-                    "mixHash" : "0x92a78eaf5c4314c3752b6dca352b93f55f3882cbdcdbd308ee99dfd16e14e134",
-                    "nonce" : "0x6ec4b410990fb413",
+                    "hash" : "0x63f6147077f5e732b96a7e733b9f50fbaf5031bc2e9ff61f9f14eb569e751e20",
+                    "mixHash" : "0xcd450b445b2c4dd0a468a32f3d21d548a752128c4bc0c3dbb48d3215ed57e5f1",
+                    "nonce" : "0xc3aa41470b41e8b5",
                     "number" : "0x01",
                     "parentHash" : "0x698bde11e61688da351511f3821fcfc306948d2144fe28513d63bf1ddac1d574",
                     "receiptTrie" : "0x0c314d25705e697f478ddd74ba95a9b287916ac7997e5b533d56c9975f8b0328",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x7d37c5efd3fe8407466341b538ba94fc66bf59e736cea532ce5fb4c330e0e727",
+        "lastblockhash" : "0x63f6147077f5e732b96a7e733b9f50fbaf5031bc2e9ff61f9f14eb569e751e20",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -117,10 +117,10 @@
     "returndatasize_following_successful_create_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "8842d84bf936e85eece13adbeb24c9b56702bffd9789ef376c5bf56d56df91ff"
+            "sourceHash" : "74e89e2cbe771bb2483311a0497b7467bb02f422eb929121ddccb48fa488ebee"
         },
         "blocks" : [
             {
@@ -131,9 +131,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd356aa91ff483d26f07892587dffb95c29d0cbcd40213d1934dddfd0fa4fb2cf",
-                    "mixHash" : "0xba1dd207ef9c68cec504794a5e0530bd4b63e3812b5f661054e835397a65888e",
-                    "nonce" : "0x9c0d67b167e253b3",
+                    "hash" : "0x5f4a8aeb9c6a26f6369c90796d1d11aae53d6cd53df61190418786d33cc951c7",
+                    "mixHash" : "0x1e3e1284ba278fb0c8e419d6de193f83a0a7c1f7a7e04e36622bc6bb2f64ad4d",
+                    "nonce" : "0x9aeb40f09f9f91bb",
                     "number" : "0x01",
                     "parentHash" : "0x698bde11e61688da351511f3821fcfc306948d2144fe28513d63bf1ddac1d574",
                     "receiptTrie" : "0x56f03be56f743a124d69d9fd1247a0253090b572e5f3d6422c19d5532c87ffd9",
@@ -142,10 +142,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -179,7 +179,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0xd356aa91ff483d26f07892587dffb95c29d0cbcd40213d1934dddfd0fa4fb2cf",
+        "lastblockhash" : "0x5f4a8aeb9c6a26f6369c90796d1d11aae53d6cd53df61190418786d33cc951c7",
         "network" : "EIP150",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -226,10 +226,10 @@
     "returndatasize_following_successful_create_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json",
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+            "sourceHash" : "74e89e2cbe771bb2483311a0497b7467bb02f422eb929121ddccb48fa488ebee"
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@@ -240,9 +240,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4ff272eeb13df53cf5fed0b51bf7d82237b7a28b5b96359bcf02db5557655a1a",
-                    "mixHash" : "0xfbc04d17757a88cb477283e2fe5053aac997d271cf5fdd31e62401ff644f1727",
-                    "nonce" : "0x812327b9f8a616cc",
+                    "hash" : "0xed3b0b3a7be392e79c439b1fa1d42919709417e254bee74ad75f81f2c7b3a006",
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@@ -251,10 +251,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -288,7 +288,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4ff272eeb13df53cf5fed0b51bf7d82237b7a28b5b96359bcf02db5557655a1a",
+        "lastblockhash" : "0xed3b0b3a7be392e79c439b1fa1d42919709417e254bee74ad75f81f2c7b3a006",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -335,10 +335,10 @@
     "returndatasize_following_successful_create_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "8842d84bf936e85eece13adbeb24c9b56702bffd9789ef376c5bf56d56df91ff"
+            "sourceHash" : "74e89e2cbe771bb2483311a0497b7467bb02f422eb929121ddccb48fa488ebee"
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         "blocks" : [
             {
@@ -349,9 +349,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x364e7668b27cb72b7105b80613513337a24e651ec73ccf1c2be7c93c57686b58",
-                    "mixHash" : "0xc17ccb2bc55ef0633a6576b0452f4e99e3fd1e25f62ade3936ef29053ac8af33",
-                    "nonce" : "0x9c275c4513bdbfd4",
+                    "hash" : "0xf5c594ef8248d9afa62080328385c06b306d6f760e146542ed27f4927eb00eb6",
+                    "mixHash" : "0x1c2c65c142e64d4a70fa291596e0dffeb5dffe1db315fbdf4d817277a72ab6a4",
+                    "nonce" : "0xa8f11b3d3eea02a4",
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@@ -360,10 +360,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
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                         "gasPrice" : "0x01",
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@@ -397,7 +397,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x364e7668b27cb72b7105b80613513337a24e651ec73ccf1c2be7c93c57686b58",
+        "lastblockhash" : "0xf5c594ef8248d9afa62080328385c06b306d6f760e146542ed27f4927eb00eb6",
         "network" : "Frontier",
         "postState" : {
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@@ -444,10 +444,10 @@
     "returndatasize_following_successful_create_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json",
-            "sourceHash" : "8842d84bf936e85eece13adbeb24c9b56702bffd9789ef376c5bf56d56df91ff"
+            "sourceHash" : "74e89e2cbe771bb2483311a0497b7467bb02f422eb929121ddccb48fa488ebee"
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@@ -458,9 +458,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x45b94d3aaa79c6d35af773b4447a4a88e92b018cd3ea55258fd24b46063767be",
-                    "mixHash" : "0x81f82e265074317730851b63273b0b5c39126f113eafba5c702695c80f43ef33",
-                    "nonce" : "0x3f7a0a76df9046c0",
+                    "hash" : "0x168abe8657b063c578b522c8e826ecec02d4b4ecd3ca7fac0dde5b1abad58e45",
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@@ -469,10 +469,10 @@
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
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@@ -506,7 +506,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x45b94d3aaa79c6d35af773b4447a4a88e92b018cd3ea55258fd24b46063767be",
+        "lastblockhash" : "0x168abe8657b063c578b522c8e826ecec02d4b4ecd3ca7fac0dde5b1abad58e45",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0.json
index 9b841229d..d868795c5 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_initial_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json",
-            "sourceHash" : "14fe7b5a31722286438a691705920cb7ebb2154fc069146bc69558773a920fe0"
+            "sourceHash" : "244ed6d058feb201c99bb2cc07a62e7ef433e826231f2a453585f8ab329da3b9"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x32cb",
-                    "hash" : "0x070bcdd9ceb1aff5f0bb971ab05c8557ee951544d8f7409b7c28dafb4ba6abfb",
-                    "mixHash" : "0x80d6a33a9a4410f851172cdcffbaf93ac7c6c0fed5cf29af88de62a3575f31fa",
-                    "nonce" : "0x763da8d0d52f6262",
+                    "hash" : "0x9dcf19184ac9cad54e27bc4caa8fbae98e9d0ad09b8bfe5ba870edf7c708b927",
+                    "mixHash" : "0xfae05cfcf7e972ba7514875d4bc70dc54f84cf4a83d5ec1171bf785800555b83",
+                    "nonce" : "0xf28efb071cd1f172",
                     "number" : "0x01",
                     "parentHash" : "0x8e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4",
                     "receiptTrie" : "0xbf746beefa19da059d5810cb7b32cde1e5afa402222d0cbeea17736d3f724c70",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x070bcdd9ceb1aff5f0bb971ab05c8557ee951544d8f7409b7c28dafb4ba6abfb",
+        "lastblockhash" : "0x9dcf19184ac9cad54e27bc4caa8fbae98e9d0ad09b8bfe5ba870edf7c708b927",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -110,10 +110,10 @@
     "returndatasize_initial_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json",
-            "sourceHash" : "14fe7b5a31722286438a691705920cb7ebb2154fc069146bc69558773a920fe0"
+            "sourceHash" : "244ed6d058feb201c99bb2cc07a62e7ef433e826231f2a453585f8ab329da3b9"
         },
         "blocks" : [
             {
@@ -124,9 +124,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x8585cdcff929da921b05e0a68f2f09f196ea3c21475402a6c521468f0b7e8a6a",
-                    "mixHash" : "0x093b90ce3be3688d26bb7e046a747afacd85c7c595923180065f8c9bdf5489c0",
-                    "nonce" : "0x61231f6ea411877b",
+                    "hash" : "0xd55d3cc172f5431e976eb9cd50367dbe8cdd20b651a55e4df8f48d75967558fe",
+                    "mixHash" : "0x45c09b7f0dd848254342f0d132ecd5977c5d08da8157ad7e4e037bd90e6745d1",
+                    "nonce" : "0xf6589a11e2443810",
                     "number" : "0x01",
                     "parentHash" : "0x8e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4",
                     "receiptTrie" : "0x4bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944",
@@ -135,10 +135,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90266f901fca08e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0d7dda29790e8830fe101e5fc6fe8ad48389e619c7640c520cd2bd9f95f45fa30a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba04bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a045c09b7f0dd848254342f0d132ecd5977c5d08da8157ad7e4e037bd90e6745d188f6589a11e2443810f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -172,7 +172,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8585cdcff929da921b05e0a68f2f09f196ea3c21475402a6c521468f0b7e8a6a",
+        "lastblockhash" : "0xd55d3cc172f5431e976eb9cd50367dbe8cdd20b651a55e4df8f48d75967558fe",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -219,10 +219,10 @@
     "returndatasize_initial_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json",
-            "sourceHash" : "14fe7b5a31722286438a691705920cb7ebb2154fc069146bc69558773a920fe0"
+            "sourceHash" : "244ed6d058feb201c99bb2cc07a62e7ef433e826231f2a453585f8ab329da3b9"
         },
         "blocks" : [
             {
@@ -233,9 +233,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x2ead71ea974881dd97ad773e0812c9de05d28d6f41f2b0c11150c334136ad417",
-                    "mixHash" : "0x168f33cd47b14ce89644a89ad08f8317d1dcc2ae47c389e5ea92fba01997b944",
-                    "nonce" : "0x630ff64c5973a3af",
+                    "hash" : "0x3682c1ada8122f18adcd72c6ccb068400f5b1185fc041601d58b1a68d280fa7d",
+                    "mixHash" : "0xfdcad36511f83fc16ee941bf8b82d0451a0af3392130f50bdcb8e299f1ad0e2f",
+                    "nonce" : "0x387086d2ff652ba0",
                     "number" : "0x01",
                     "parentHash" : "0x8e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4",
                     "receiptTrie" : "0x4bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944",
@@ -244,10 +244,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -281,7 +281,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x2ead71ea974881dd97ad773e0812c9de05d28d6f41f2b0c11150c334136ad417",
+        "lastblockhash" : "0x3682c1ada8122f18adcd72c6ccb068400f5b1185fc041601d58b1a68d280fa7d",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -328,10 +328,10 @@
     "returndatasize_initial_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json",
-            "sourceHash" : "14fe7b5a31722286438a691705920cb7ebb2154fc069146bc69558773a920fe0"
+            "sourceHash" : "244ed6d058feb201c99bb2cc07a62e7ef433e826231f2a453585f8ab329da3b9"
         },
         "blocks" : [
             {
@@ -342,9 +342,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x8f1b2983d842f9dd2822d05855cad975044b7ba553684b4eab14dc1d9da284be",
-                    "mixHash" : "0xbf7837deee775eedbcced49567a245e2296322a27109ff8f8884618cf00008c7",
-                    "nonce" : "0xc0edfd4f74f04b12",
+                    "hash" : "0xf7b5289b23ed33f575f2006e6d11464cb2f02b0acf590e078cf48cd169bd3474",
+                    "mixHash" : "0x9df2b5ee1e27d3e4dfbb9f110711eb8226a04da7ee910a5cfd60e0bb2c7e5fdc",
+                    "nonce" : "0x6f78ae40e788b831",
                     "number" : "0x01",
                     "parentHash" : "0x8e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4",
                     "receiptTrie" : "0x4bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944",
@@ -353,10 +353,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "0xf90266f901fca08e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa0d7dda29790e8830fe101e5fc6fe8ad48389e619c7640c520cd2bd9f95f45fa30a0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba04bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a0bf7837deee775eedbcced49567a245e2296322a27109ff8f8884618cf00008c788c0edfd4f74f04b12f864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -390,7 +390,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x8f1b2983d842f9dd2822d05855cad975044b7ba553684b4eab14dc1d9da284be",
+        "lastblockhash" : "0xf7b5289b23ed33f575f2006e6d11464cb2f02b0acf590e078cf48cd169bd3474",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -437,10 +437,10 @@
     "returndatasize_initial_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json",
-            "sourceHash" : "14fe7b5a31722286438a691705920cb7ebb2154fc069146bc69558773a920fe0"
+            "sourceHash" : "244ed6d058feb201c99bb2cc07a62e7ef433e826231f2a453585f8ab329da3b9"
         },
         "blocks" : [
             {
@@ -451,9 +451,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x4d02266c8446308229b8c3227274c7c5375c9c6227ddc0347aff236cf90bb237",
-                    "mixHash" : "0x127c51e562d99c9c6bff6bb32cd136573d05b1a8977c987cdd23efb20f74effb",
-                    "nonce" : "0x24145e8a01edc665",
+                    "hash" : "0xd3d4767a6323f7299f92124d0a96eaab3a6891b35276aaf3798344897c47df21",
+                    "mixHash" : "0xf02688478702760848b9cbe13c868bb6bfb3300e76a604c6e058287ff32f025c",
+                    "nonce" : "0x367313d9d626b680",
                     "number" : "0x01",
                     "parentHash" : "0x8e08a8899da6fcc735f2367fae2e0a24d77b6b3a96d9e21bf7a8f9019e7306d4",
                     "receiptTrie" : "0x4bc9cec16391c1ff8e7270f9ccf20a29f4459fd2cdb3747f757050e289fd8944",
@@ -462,10 +462,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -499,7 +499,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4d02266c8446308229b8c3227274c7c5375c9c6227ddc0347aff236cf90bb237",
+        "lastblockhash" : "0xd3d4767a6323f7299f92124d0a96eaab3a6891b35276aaf3798344897c47df21",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0.json
index fe812a2f8..30bd84a0a 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_initial_zero_read_d0g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json",
-            "sourceHash" : "54eb6df6c2d57987e595445c8e21d8b4ec693d6667320795ebd504f02cd3a62b"
+            "sourceHash" : "534ec6eb070669b783431aeff334f0a4dd86c7553c40c53b51037abc5dec635c"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x32d4",
-                    "hash" : "0x4061b2fd46111cbc0f2f1411e041c8b3aaacdfde1b700f69e6454fe69eba07da",
-                    "mixHash" : "0x1c604456150d343e5f8664472bb61dd7e1f5d986d75e9a27bc2fab165852550c",
-                    "nonce" : "0xd6f2e52ada8d5042",
+                    "hash" : "0x4228cefc230412783c48dbeb1d3d29837be4fb62d8d4f561b663854bc80de204",
+                    "mixHash" : "0x57ec8821c55fe8a507c5eb36952cbc736da9c86429b226f14abc86e7e9f13d6f",
+                    "nonce" : "0x99d74b740103d229",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0x9d651ff887b4108fd2d943594da09cd5a55d6a9b22ed642a550d669f3b1244d0",
@@ -27,10 +27,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x4061b2fd46111cbc0f2f1411e041c8b3aaacdfde1b700f69e6454fe69eba07da",
+        "lastblockhash" : "0x4228cefc230412783c48dbeb1d3d29837be4fb62d8d4f561b663854bc80de204",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -110,10 +110,10 @@
     "returndatasize_initial_zero_read_d0g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json",
-            "sourceHash" : "54eb6df6c2d57987e595445c8e21d8b4ec693d6667320795ebd504f02cd3a62b"
+            "sourceHash" : "534ec6eb070669b783431aeff334f0a4dd86c7553c40c53b51037abc5dec635c"
         },
         "blocks" : [
             {
@@ -124,9 +124,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xa495c90ec8ec8f5f2e3d7f9316d188f3814a1ee9bbc7812b469231bd34cbdc94",
-                    "mixHash" : "0x8267b5d63d8ba4492c17950283970fdf7702cf5ab27145e95b2105bdb2491ade",
-                    "nonce" : "0xe706ef290ec9115b",
+                    "hash" : "0x55a80d7590d8133afa8becc7520a0820cd5a961eb6c49c76831e717123c6a8d8",
+                    "mixHash" : "0x0b2c367abd171f82ded44613309cca6332f83718ce9dbc8d737b26e43d63b1ae",
+                    "nonce" : "0x0bfcf9aec10d3446",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0xa32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7",
@@ -135,10 +135,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "0xf90266f901fca0ca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa07b9a287ffd46035eb3875cdaf526482b3d07783eef21ea0753432e988e0ed6caa0de317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616aba0a32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a08267b5d63d8ba4492c17950283970fdf7702cf5ab27145e95b2105bdb2491ade88e706ef290ec9115bf864f8628001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec680801ba03b6c2d4d0d9d0abf4d624a6f2930e213789e9c00f679a9afa996fb4bd27cb507a024a40d7f4cf44278ac739ecf9eeba61554646709142d968ed1c555be138a3ea2c0",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -172,7 +172,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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         "genesisRLP" : "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",
-        "lastblockhash" : "0xa495c90ec8ec8f5f2e3d7f9316d188f3814a1ee9bbc7812b469231bd34cbdc94",
+        "lastblockhash" : "0x55a80d7590d8133afa8becc7520a0820cd5a961eb6c49c76831e717123c6a8d8",
         "network" : "EIP150",
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             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -219,10 +219,10 @@
     "returndatasize_initial_zero_read_d0g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
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-            "sourceHash" : "54eb6df6c2d57987e595445c8e21d8b4ec693d6667320795ebd504f02cd3a62b"
+            "sourceHash" : "534ec6eb070669b783431aeff334f0a4dd86c7553c40c53b51037abc5dec635c"
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             {
@@ -233,9 +233,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xc923c090ad7c70310be5323f6aafafad587621469f36a8e22fa34e62a6609adc",
-                    "mixHash" : "0xd8778c5607f425a3f8329e12b7f84ad28e8737a4569b757b6330b3b9881c203a",
-                    "nonce" : "0x7b24a7fb9ba8f46b",
+                    "hash" : "0xa056dd4a09f0768b1cfd5816b3c1049e890a898b51535ea33a35f7c22fb80ee9",
+                    "mixHash" : "0xab10fcb6b2731771c0d7e1263d7a1a4ddacd735b1d88def4334095ed725bbd9a",
+                    "nonce" : "0xfaa7f2e8c8a911bb",
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@@ -244,10 +244,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -281,7 +281,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xc923c090ad7c70310be5323f6aafafad587621469f36a8e22fa34e62a6609adc",
+        "lastblockhash" : "0xa056dd4a09f0768b1cfd5816b3c1049e890a898b51535ea33a35f7c22fb80ee9",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -328,10 +328,10 @@
     "returndatasize_initial_zero_read_d0g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json",
-            "sourceHash" : "54eb6df6c2d57987e595445c8e21d8b4ec693d6667320795ebd504f02cd3a62b"
+            "sourceHash" : "534ec6eb070669b783431aeff334f0a4dd86c7553c40c53b51037abc5dec635c"
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             {
@@ -342,9 +342,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x1454dff70c27e3658afa26db0919bb940bbc636d8e8d672af1b12cdbf6d954eb",
-                    "mixHash" : "0xb450ac9514e604d261d0c804aa0df9b9de5951777f6830dcb15dfcc8fdedbe9b",
-                    "nonce" : "0x2e12d71753080d86",
+                    "hash" : "0x88a94af42898d8d691a4a4431717aeabba50cd3d64e7ededc07615537d4c4d49",
+                    "mixHash" : "0x78515013fa25a6534729a976d8de6f0932cefc38a51a0a1fac79178d49da49cf",
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@@ -353,10 +353,10 @@
                     "transactionsTrie" : "0xde317ba0085ad3bc6f64da920500c40ceb94789c007f8c54b3e766eae29616ab",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
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                         "gasPrice" : "0x01",
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@@ -390,7 +390,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-        "lastblockhash" : "0x1454dff70c27e3658afa26db0919bb940bbc636d8e8d672af1b12cdbf6d954eb",
+        "lastblockhash" : "0x88a94af42898d8d691a4a4431717aeabba50cd3d64e7ededc07615537d4c4d49",
         "network" : "Frontier",
         "postState" : {
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@@ -437,10 +437,10 @@
     "returndatasize_initial_zero_read_d0g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json",
-            "sourceHash" : "54eb6df6c2d57987e595445c8e21d8b4ec693d6667320795ebd504f02cd3a62b"
+            "sourceHash" : "534ec6eb070669b783431aeff334f0a4dd86c7553c40c53b51037abc5dec635c"
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@@ -451,9 +451,9 @@
                     "extraData" : "",
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                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xd7be3b218c7fb6261d9e3c4a9fb8dd2b5f9581c49a44821c67cf355f681792b8",
-                    "mixHash" : "0x7f7bb81ce2c359cf26f00ba3456c3c59676405de45d0193b202120f659eed61a",
-                    "nonce" : "0x19b594aa26f0a8e7",
+                    "hash" : "0xb4a1cb4a3feb76e7368bad8114bb71d6ac817182eb330d2014b0f8a839d755aa",
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@@ -462,10 +462,10 @@
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                 "transactions" : [
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-                        "data" : "",
+                        "data" : "0x",
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@@ -499,7 +499,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xd7be3b218c7fb6261d9e3c4a9fb8dd2b5f9581c49a44821c67cf355f681792b8",
+        "lastblockhash" : "0xb4a1cb4a3feb76e7368bad8114bb71d6ac817182eb330d2014b0f8a839d755aa",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0.json b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0.json
index e079eeb1f..1f2a7e09e 100644
--- a/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0.json
+++ b/BlockchainTests/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0.json
@@ -2,10 +2,10 @@
     "returndatasize_initial_zero_read_d1g0v0_Byzantium" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json",
-            "sourceHash" : "6813fcac0e056979e6321942aeb154ab6252765d10519a402f5ce41ee6e1104b"
+            "sourceHash" : "9da896ef154aa8cde346c6f13aefb263827d70d432741c5f83b9c67dc9ef9138"
         },
         "blocks" : [
             {
@@ -16,9 +16,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x335c",
-                    "hash" : "0xfea5e0ab6179dfbe20383bea07795cff0b76ae44a581d7f57b8b5938b6927d37",
-                    "mixHash" : "0x499ab0f98632018a178288bd7cca7d5802cd9a61b23cec6258a857995e6c20a9",
-                    "nonce" : "0x45e80e52b0e081ff",
+                    "hash" : "0xc170eda75d293d2f790f04d3b535aaa67470ddbf899c2f5f7ff50d8c8271ea77",
+                    "mixHash" : "0x703c88909cfedb18e8ff070d6b52b0fe2da7f417c8e2df1b6cd53b65f278374b",
+                    "nonce" : "0x62478e7fa7cd6fa4",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0x39c5b409b9458a194ff415db2da85faa9a8e8ce041c2a25f448510dc5facc7df",
@@ -27,7 +27,7 @@
                     "transactionsTrie" : "0xfc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf90267f901f9a0ca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa00fdc5d2d9902c6989d049144fdf7cef85cc0334402c01c78945819d5534dd7b2a0fc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9a039c5b409b9458a194ff415db2da85faa9a8e8ce041c2a25f448510dc5facc7dfb90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a0000000082335c8203e880a0703c88909cfedb18e8ff070d6b52b0fe2da7f417c8e2df1b6cd53b65f278374b8862478e7fa7cd6fa4f868f8668001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec68084992919aa1ca0cd5f72c078bd5ea99c063f63f744c3252eb3b39cc50aee8f624ea950ecb1c439a019d7759a5a9f94fb22a360b8fe3b6a68442eb6f2ffec4fb548a913af5b057cfbc0",
                 "transactions" : [
                     {
                         "data" : "0x992919aa",
@@ -64,7 +64,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xfea5e0ab6179dfbe20383bea07795cff0b76ae44a581d7f57b8b5938b6927d37",
+        "lastblockhash" : "0xc170eda75d293d2f790f04d3b535aaa67470ddbf899c2f5f7ff50d8c8271ea77",
         "network" : "Byzantium",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -110,10 +110,10 @@
     "returndatasize_initial_zero_read_d1g0v0_EIP150" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json",
-            "sourceHash" : "6813fcac0e056979e6321942aeb154ab6252765d10519a402f5ce41ee6e1104b"
+            "sourceHash" : "9da896ef154aa8cde346c6f13aefb263827d70d432741c5f83b9c67dc9ef9138"
         },
         "blocks" : [
             {
@@ -124,9 +124,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x07aa386b972ccab8ac822009434458f4add836385350c7aa1f960181c83c7839",
-                    "mixHash" : "0xd512b7f8fc7affb160b8d05a949a97eb45610cd6a7d01e5a5b03b6a11026569e",
-                    "nonce" : "0xd051c4938162dbe0",
+                    "hash" : "0x475bc5b3958742c418b11040b65eba55f61c5f8e553ecc83bf04463a4a8080b0",
+                    "mixHash" : "0x96311d3000d8e36b87fb04e4468e0076c7960c59653ff6d8ddd95531a7035e2f",
+                    "nonce" : "0x743558773300d22a",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0xa32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7",
@@ -135,7 +135,7 @@
                     "transactionsTrie" : "0xfc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x992919aa",
@@ -172,7 +172,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x07aa386b972ccab8ac822009434458f4add836385350c7aa1f960181c83c7839",
+        "lastblockhash" : "0x475bc5b3958742c418b11040b65eba55f61c5f8e553ecc83bf04463a4a8080b0",
         "network" : "EIP150",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -219,10 +219,10 @@
     "returndatasize_initial_zero_read_d1g0v0_EIP158" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json",
-            "sourceHash" : "6813fcac0e056979e6321942aeb154ab6252765d10519a402f5ce41ee6e1104b"
+            "sourceHash" : "9da896ef154aa8cde346c6f13aefb263827d70d432741c5f83b9c67dc9ef9138"
         },
         "blocks" : [
             {
@@ -233,9 +233,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0xb8c439a23a7345694b09542b0c5f19465767156bd9087bc19d3dd454847c4b52",
-                    "mixHash" : "0x6743f309fe6612b0d9d995955bf745d90d9c5aee64059c2456a65af943e49ece",
-                    "nonce" : "0x3f53ab7f31cb66ba",
+                    "hash" : "0x7d3d164a72bc0822d6a770ce105edf27a2d1788ccfaac6ddaf086ec831f00bfa",
+                    "mixHash" : "0x979cb9f44ca342b1e176f44aa3f4e6b42c527563f6d0e992487efb1c7e5aa7a7",
+                    "nonce" : "0x253ca5535247770a",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0xa32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7",
@@ -244,7 +244,7 @@
                     "transactionsTrie" : "0xfc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
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-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x992919aa",
@@ -281,7 +281,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0xb8c439a23a7345694b09542b0c5f19465767156bd9087bc19d3dd454847c4b52",
+        "lastblockhash" : "0x7d3d164a72bc0822d6a770ce105edf27a2d1788ccfaac6ddaf086ec831f00bfa",
         "network" : "EIP158",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -328,10 +328,10 @@
     "returndatasize_initial_zero_read_d1g0v0_Frontier" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json",
-            "sourceHash" : "6813fcac0e056979e6321942aeb154ab6252765d10519a402f5ce41ee6e1104b"
+            "sourceHash" : "9da896ef154aa8cde346c6f13aefb263827d70d432741c5f83b9c67dc9ef9138"
         },
         "blocks" : [
             {
@@ -342,9 +342,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x06d665edc74664017d5db9d00798176c2a3073cbbbd2e7fe70396e68fd2c7e4f",
-                    "mixHash" : "0x6008150d81516f61ccf508495e7f7351f23ae7f63b7ebfeed1b531cf1ccc1430",
-                    "nonce" : "0x12a7647a8642b645",
+                    "hash" : "0x4e6e00ba63f9c7ea5393bcf0e196cc9a18e583549e0dea31f2a562a52f35f725",
+                    "mixHash" : "0xfe918514a7e7020aa1f8bb3829aebaaafeec6012a1e4f82690661c07960998fc",
+                    "nonce" : "0xbc2cf4287a702019",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0xa32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7",
@@ -353,7 +353,7 @@
                     "transactionsTrie" : "0xfc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "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",
                 "transactions" : [
                     {
                         "data" : "0x992919aa",
@@ -390,7 +390,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x06d665edc74664017d5db9d00798176c2a3073cbbbd2e7fe70396e68fd2c7e4f",
+        "lastblockhash" : "0x4e6e00ba63f9c7ea5393bcf0e196cc9a18e583549e0dea31f2a562a52f35f725",
         "network" : "Frontier",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
@@ -437,10 +437,10 @@
     "returndatasize_initial_zero_read_d1g0v0_Homestead" : {
         "_info" : {
             "comment" : "",
-            "filledwith" : "cpp-1.3.0+commit.6e0ce939.Linux.g++",
-            "lllcversion" : "Version: 0.4.18-develop.2017.9.25+commit.a72237f2.Linux.g++",
+            "filledwith" : "cpp-1.3.0+commit.ee0c6776.Linux.g++",
+            "lllcversion" : "Version: 0.4.20-develop.2018.2.4+commit.c696803f.Linux.g++",
             "source" : "src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json",
-            "sourceHash" : "6813fcac0e056979e6321942aeb154ab6252765d10519a402f5ce41ee6e1104b"
+            "sourceHash" : "9da896ef154aa8cde346c6f13aefb263827d70d432741c5f83b9c67dc9ef9138"
         },
         "blocks" : [
             {
@@ -451,9 +451,9 @@
                     "extraData" : "",
                     "gasLimit" : "0x0a00000000",
                     "gasUsed" : "0x0a00000000",
-                    "hash" : "0x867f2659f14db348d6ef6fe508dc27bb22dad924fd856ea25eb1a89a41e73934",
-                    "mixHash" : "0xb40f87aedfb0029907054240d3631234c9cf5157e9defad17ff015d9e2bdc379",
-                    "nonce" : "0x18acf10b7ba0c6e5",
+                    "hash" : "0xdb90caf071ed96c753939eb21bb49a7a00223ad0d11d79bde4331095bf30bb13",
+                    "mixHash" : "0x38815101939446c6d6df0fab90007d79e5614113653625e9cc759d04ded37f1a",
+                    "nonce" : "0x965c406ec7f43c76",
                     "number" : "0x01",
                     "parentHash" : "0xca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524",
                     "receiptTrie" : "0xa32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7",
@@ -462,7 +462,7 @@
                     "transactionsTrie" : "0xfc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9",
                     "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
                 },
-                "rlp" : "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",
+                "rlp" : "0xf9026af901fca0ca136ab0922890fc6d0f9be5bf38ce9c38349bd19c7bfa7e45a2ed60c70b0524a01dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347942adc25665018aa1fe0e6bc666dac8fc2697ff9baa07b9a287ffd46035eb3875cdaf526482b3d07783eef21ea0753432e988e0ed6caa0fc57e2ac5c9e8bfa47308ba6c669b0743ef9014fa21194ae13882d814370f3e9a0a32010732451027e065c8bf34e7720f1d25925e6f2aa83c614ea40186301c5c7b90100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008302000001850a00000000850a000000008203e880a038815101939446c6d6df0fab90007d79e5614113653625e9cc759d04ded37f1a88965c406ec7f43c76f868f8668001850a00000000940f572e5295c57f15886f9b263e2f6d2d6c7b5ec68084992919aa1ca0cd5f72c078bd5ea99c063f63f744c3252eb3b39cc50aee8f624ea950ecb1c439a019d7759a5a9f94fb22a360b8fe3b6a68442eb6f2ffec4fb548a913af5b057cfbc0",
                 "transactions" : [
                     {
                         "data" : "0x992919aa",
@@ -499,7 +499,7 @@
             "uncleHash" : "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
         },
         "genesisRLP" : "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",
-        "lastblockhash" : "0x867f2659f14db348d6ef6fe508dc27bb22dad924fd856ea25eb1a89a41e73934",
+        "lastblockhash" : "0xdb90caf071ed96c753939eb21bb49a7a00223ad0d11d79bde4331095bf30bb13",
         "network" : "Homestead",
         "postState" : {
             "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json
index 52d0e5e21..eff9f3a25 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_ecrec_success_empty_then_returndatasize_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,62 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json
index 03aebd02c..69d77c048 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_outsize_then_create_successful_then_returndatasize_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json
index c7974b638..568f584dc 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_call_value_fail_then_returndatasize_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json
index 0caf6d332..6683ad758 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/call_then_create_successful_then_returndatasize_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json
index fdb923b0e..506785c25 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/create_callprecompile_returndatasize_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0Filler.json
index 0d4ecf864..841f93c66 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d0g0v0Filler.json
@@ -25,6 +25,48 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0Filler.json
index e22c69d7e..00d2b96cd 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d1g0v0Filler.json
@@ -25,6 +25,50 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0Filler.json
index bfe523cc7..2d464f59b 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d2g0v0Filler.json
@@ -25,6 +25,50 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x64"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x64"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json
index f88d3f05a..72737c616 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d3g0v0Filler.json
@@ -25,6 +25,50 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x0100"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x01" : "0x01",
+                            "0x03" : "0x0100"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json
index 4fde00a53..efd6ef2bf 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/modexp_modsize0_returndatasize_d4g0v0Filler.json
@@ -25,6 +25,46 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                            "0x03" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000000" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json
index a444fe841..709e04470 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_0_0_following_successful_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,84 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    },
+                    "0x945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json
index 1b42a4b79..6c27e8b90 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_afterFailing_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,30 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x20",
+                            "0x01" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x20",
+                            "0x01" : "0x02"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json
index ae11ee834..939b4432e 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_callcode_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json
index bdb1e6605..965c54e71 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_delegatecall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json
index 7c82df787..77e24a036 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_failing_staticcall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0Filler.json
index 84fe90b15..fa0a02a9c 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_revert_in_staticcall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0x1000000000000000000000000000000000000001"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0x1000000000000000000000000000000000000001"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json
index bd2911bdd..28290cf9a 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_callcode_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json
index ba847941a..ca4553f5a 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_delegatecall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0Filler.json
index c1410859e..0c2322c59 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_after_successful_staticcall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0x1000000000000000000000000000000000000001"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0x1000000000000000000000000000000000000001"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json
index d2887d24e..f7efc1acb 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_call_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json
index 56e36487e..42338da5c 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json
index b43831979..91983c6f9 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_failing_call_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json
index fac6d0530..b8c8ce46a 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json
index b87002e4c..679ae102a 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_revert_in_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x111122223333444455556666777788889999aaaabbbbccccddddeeeeffff"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json
index 81e30849d..d156f151e 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_successful_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x02"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json
index 292e01bd1..f4266c709 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_following_too_big_transfer_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json
index e2c4bbfa8..ff09434e3 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d0g0v0Filler.json
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json
index 4ae935722..e142a0056 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d1g0v0Filler.json
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json
index b81b44d15..112aee484 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_256_d2g0v0Filler.json
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json
index 1c46215d5..c60d1e0c6 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_big_sum_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json
index f1eac675d..0ea1785b1 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_initial_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json
index 52f181eb0..71a2fbd77 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatacopy_overrun_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,68 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0Filler.json
index 742e40a5e..536c86c55 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_callcode_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,56 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0Filler.json
index f898c0b58..97fe2a251 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_delegatecall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,26 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json
index 383887f20..d38d3fbf9 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_failing_staticcall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,56 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json
index 738337597..18bc6f560 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_oog_after_deeper_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,62 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff",
+                            "0x01" : "0xffffffff",
+                            "0x02" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff",
+                            "0x01" : "0xffffffff",
+                            "0x02" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                            "0x00" : "0xffffffff",
+                            "0x01" : "0xffffffff",
+                            "0x02" : "0xffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x1000000000000000000000000000000000000001" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json
index b994ca6fe..99f9d1f92 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_callcode_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,55 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x06"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x06"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0Filler.json
index f4256a42a..504e2ac28 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_delegatecall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x14"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x14"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json
index 7dbf39241..2ffc2a52b 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_after_successful_staticcall_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,58 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x06"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x06"
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json
index 8e7828f63..4028977d9 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_bug_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,74 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    },
+                    "0x1f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    },
+                    "0x1f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json
index 33fe68ca5..0855da4de 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_following_successful_create_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json
index 166752b8c..23624fcd5 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json
index 08d9e803d..e6ac1a4f4 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d0g0v0Filler.json
@@ -10,7 +10,7 @@
                 },
                 "transactions" : [
                     {
-                        "data" : "",
+                        "data" : "0x",
                         "gasLimit" : "0x0a00000000",
                         "gasPrice" : "0x01",
                         "nonce" : "0x00",
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
diff --git a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json
index cfacdf59b..697d77325 100644
--- a/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json
+++ b/src/BlockchainTestsFiller/GeneralStateTests/stReturnDataTest/returndatasize_initial_zero_read_d1g0v0Filler.json
@@ -25,6 +25,66 @@
                 ]
             }
         ],
+        "expect" : [
+            {
+                "network" : "Frontier",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Homestead",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP150",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "EIP158",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                            "0x00" : "0x01"
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Byzantium",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            },
+            {
+                "network" : "Constantinople",
+                "result" : {
+                    "0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                        "storage" : {
+                        }
+                    }
+                }
+            }
+        ],
         "genesisBlockHeader" : {
             "bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
             "coinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",