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Corrected "delete" for local variables i.e. set them to 0

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Added test case
This commit is contained in:
liana 2015-01-16 12:55:49 +01:00
parent 00b0b0933d
commit 1142b99a64
1 changed files with 4 additions and 3 deletions
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5
ExpressionCompiler.cpp
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@ -810,9 +810,10 @@ void ExpressionCompiler::LValue::setToZero(Expression const& _expression) const
if (stackDiff > 16) if (stackDiff > 16)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_sourceLocation(_expression.getLocation()) BOOST_THROW_EXCEPTION(CompilerError() << errinfo_sourceLocation(_expression.getLocation())
<< errinfo_comment("Stack too deep.")); << errinfo_comment("Stack too deep."));
else if (stackDiff > 0) solAssert(stackDiff <= m_size, "");
for (unsigned i = 0; i < m_size; ++i) for (unsigned i = 0; i < m_size; ++i)
*m_context << u256(0) << eth::swapInstruction(m_size - i) << eth::Instruction::POP; *m_context << u256(0) << eth::swapInstruction(stackDiff + (m_size - i) ) << eth::Instruction::POP;
break; break;
} }
case LValue::STORAGE: case LValue::STORAGE: