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Bugfix: Allocate empty array.

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This commit is contained in:
chriseth
2016-07-28 17:24:18 +02:00
parent ea4fd3c6e2
commit 58cc6cbb37
3 changed files with 21 additions and 3 deletions
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libsolidity/codegen/ExpressionCompiler.cpp
+6 -3
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@@ -792,15 +792,18 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
utils().storeFreeMemoryPointer();
// Stack: memptr requested_length
// Check if length is zero
m_context << Instruction::DUP1 << Instruction::ISZERO;
auto skipInit = m_context.appendConditionalJump();
// We only have to initialise if the base type is a not a value type.
if (dynamic_cast<ReferenceType const*>(arrayType.baseType().get()))
{
m_context << Instruction::DUP2 << u256(32) << Instruction::ADD;
utils().zeroInitialiseMemoryArray(arrayType);
m_context << Instruction::POP;
}
else
m_context << Instruction::POP;
m_context << skipInit;
m_context << Instruction::POP;
break;
}
default: