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| author | liana <liana@ethdev.com> | 2015-01-16 19:55:49 +0800 |
|---|---|---|
| committer | liana <liana@ethdev.com> | 2015-01-16 19:55:49 +0800 |
| commit | 1142b99a643a676b9adb7ada0b19aa1c5d8f8401 (patch) | |
| tree | 37a8eafd5cd9021fc79c64c6af8c050309adcc4a /ExpressionCompiler.cpp | |
| parent | 00b0b0933de8f745451652e8838f0c09a741228e (diff) | |
| download | dexon-solidity-1142b99a643a676b9adb7ada0b19aa1c5d8f8401.tar.gz dexon-solidity-1142b99a643a676b9adb7ada0b19aa1c5d8f8401.tar.zst dexon-solidity-1142b99a643a676b9adb7ada0b19aa1c5d8f8401.zip | |
Corrected "delete" for local variables i.e. set them to 0
Added test case
Diffstat (limited to 'ExpressionCompiler.cpp')
| -rw-r--r-- | ExpressionCompiler.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/ExpressionCompiler.cpp b/ExpressionCompiler.cpp index c8b7f350..4eed68ea 100644 --- a/ExpressionCompiler.cpp +++ b/ExpressionCompiler.cpp @@ -810,9 +810,10 @@ void ExpressionCompiler::LValue::setToZero(Expression const& _expression) const if (stackDiff > 16) BOOST_THROW_EXCEPTION(CompilerError() << errinfo_sourceLocation(_expression.getLocation()) << errinfo_comment("Stack too deep.")); - else if (stackDiff > 0) - for (unsigned i = 0; i < m_size; ++i) - *m_context << u256(0) << eth::swapInstruction(m_size - i) << eth::Instruction::POP; + solAssert(stackDiff <= m_size, ""); + for (unsigned i = 0; i < m_size; ++i) + *m_context << u256(0) << eth::swapInstruction(stackDiff + (m_size - i) ) << eth::Instruction::POP; + break; } case LValue::STORAGE: |