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authorchriseth <chris@ethereum.org>2018-08-14 23:53:48 +0800
committerGitHub <noreply@github.com>2018-08-14 23:53:48 +0800
commitcc2dcf5c312bbc8cd7ad5e2b4dfbdb084f77fe03 (patch)
tree6953422720b9e5d943c8307874d5626f7af4e203 /libevmasm/ConstantOptimiser.cpp
parent3f42118d1987ce99b6088d7076b32413373dd09c (diff)
parent0b6a26f8544f632b557681e26ebc2b395bf03b20 (diff)
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Merge pull request #4776 from ethereum/const-opt-cost
Calculate the dataGas correctly in the constant optimiser
Diffstat (limited to 'libevmasm/ConstantOptimiser.cpp')
-rw-r--r--libevmasm/ConstantOptimiser.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/libevmasm/ConstantOptimiser.cpp b/libevmasm/ConstantOptimiser.cpp
index d0b6843c..07ece12c 100644
--- a/libevmasm/ConstantOptimiser.cpp
+++ b/libevmasm/ConstantOptimiser.cpp
@@ -93,6 +93,7 @@ bigint ConstantOptimisationMethod::simpleRunGas(AssemblyItems const& _items)
bigint ConstantOptimisationMethod::dataGas(bytes const& _data) const
{
+ assertThrow(_data.size() > 0, OptimizerException, "Empty bytecode generated.");
if (m_params.isCreation)
{
bigint gas;
@@ -101,7 +102,7 @@ bigint ConstantOptimisationMethod::dataGas(bytes const& _data) const
return gas;
}
else
- return GasCosts::createDataGas * dataSize();
+ return GasCosts::createDataGas * _data.size();
}
size_t ConstantOptimisationMethod::bytesRequired(AssemblyItems const& _items)