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authoralibabe <livescozy@gmail.com>2018-05-21 10:21:44 +0800
committeralibabe <livescozy@gmail.com>2018-05-29 12:58:03 +0800
commit53eafff4bb3b827d6e2b1d72e290ca9a2969e757 (patch)
tree344bc8e6c4dcf7e6c3e17c132eab1655fb5303c7 /solc/CommandLineInterface.cpp
parent8f04c59046595216e9fffd93435055aa864fbd1f (diff)
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Fixes #3718 by creating a local variable for the result of
`GasEstimator::breakToStatementLevel` and then assign it back to gasCoast.
Diffstat (limited to 'solc/CommandLineInterface.cpp')
-rw-r--r--solc/CommandLineInterface.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/solc/CommandLineInterface.cpp b/solc/CommandLineInterface.cpp
index 89ac8806..5fe75a14 100644
--- a/solc/CommandLineInterface.cpp
+++ b/solc/CommandLineInterface.cpp
@@ -990,10 +990,15 @@ void CommandLineInterface::handleAst(string const& _argStr)
map<ASTNode const*, eth::GasMeter::GasConsumption> gasCosts;
// FIXME: shouldn't this be done for every contract?
if (m_compiler->runtimeAssemblyItems(m_compiler->lastContractName()))
- gasCosts = GasEstimator::breakToStatementLevel(
+ {
+ //NOTE: keep the local variable `ret` to prevent a Heisenbug that could happen on certain mac os platform.
+ //See: https://github.com/ethereum/solidity/issues/3718 for details.
+ auto ret = GasEstimator::breakToStatementLevel(
GasEstimator(m_evmVersion).structuralEstimation(*m_compiler->runtimeAssemblyItems(m_compiler->lastContractName()), asts),
asts
);
+ gasCosts = ret;
+ }
bool legacyFormat = !m_args.count(g_argAstCompactJson);
if (m_args.count(g_argOutputDir))