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Merge pull request #2682 from ethereum/delegatecall-newaccount

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Provide new account gas for low-level callcode/delegatecall
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chriseth 2017-08-01 17:19:32 +02:00 committed by GitHub
commit 3aacfc7e35
2 changed files with 2 additions and 1 deletions
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1
Changelog.md
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@ -3,6 +3,7 @@
Features:
Bugfixes:
* Code Generator: Provide "new account gas" for low-level ``callcode`` and ``delegatecall``.
### 0.4.14 (2017-07-31)

2
libsolidity/codegen/ExpressionCompiler.cpp
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@ -1712,7 +1712,7 @@ void ExpressionCompiler::appendExternalFunctionCall(
u256 gasNeededByCaller = eth::GasCosts::callGas + 10;
if (_functionType.valueSet())
gasNeededByCaller += eth::GasCosts::callValueTransferGas;
if (!isCallCode && !isDelegateCall && !existenceChecked)
if (!existenceChecked)
gasNeededByCaller += eth::GasCosts::callNewAccountGas; // we never know
m_context << gasNeededByCaller << Instruction::GAS << Instruction::SUB;
}