From 4c490db6afeb5a48d3e8d1d65ea8ddc9811d0a6d Mon Sep 17 00:00:00 2001
From: Gustav Simonsson <gustav.simonsson@gmail.com>
Date: Tue, 30 Jun 2015 09:13:16 +0200
Subject: Use uint64 for block header timestamp

---
 core/vm/environment.go | 2 +-
 core/vm/vm.go          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'core/vm')

diff --git a/core/vm/environment.go b/core/vm/environment.go
index c103049a2..0a5891f5c 100644
--- a/core/vm/environment.go
+++ b/core/vm/environment.go
@@ -17,7 +17,7 @@ type Environment interface {
 	BlockNumber() *big.Int
 	GetHash(n uint64) common.Hash
 	Coinbase() common.Address
-	Time() int64
+	Time() uint64
 	Difficulty() *big.Int
 	GasLimit() *big.Int
 	Transfer(from, to Account, amount *big.Int) error
diff --git a/core/vm/vm.go b/core/vm/vm.go
index 9e092300d..ba803683b 100644
--- a/core/vm/vm.go
+++ b/core/vm/vm.go
@@ -444,7 +444,7 @@ func (self *Vm) Run(context *Context, input []byte) (ret []byte, err error) {
 		case TIMESTAMP:
 			time := self.env.Time()
 
-			stack.push(big.NewInt(time))
+			stack.push(new(big.Int).SetUint64(time))
 
 		case NUMBER:
 			number := self.env.BlockNumber()
-- 
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