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chriseth
2019-09-23 17:22:56 +02:00
parent 70b796bd1a
commit b5d6d5fcf9
2 changed files with 45 additions and 5 deletions
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libsolidity/codegen/ExpressionCompiler.cpp
+13 -5
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@@ -622,13 +622,21 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
else
m_context << u256(0);
m_context << Instruction::CREATE;
solUnimplementedAssert(!_functionCall.annotation().tryCall, "");
// Check if zero (out of stack or not enough balance).
m_context << Instruction::DUP1 << Instruction::ISZERO;
// TODO: Can we bubble up here? There might be different reasons for failure, I think.
m_context.appendConditionalRevert(true);
if (function.valueSet())
m_context << swapInstruction(1) << Instruction::POP;
// Check if zero (reverted)
m_context << Instruction::DUP1 << Instruction::ISZERO;
if (_functionCall.annotation().tryCall)
{
// If this is a try call, return "<address> 1" in the success case and
// "0" in the error case.
AssemblyItem errorCase = m_context.appendConditionalJump();
m_context << u256(1);
m_context << errorCase;
}
else
// TODO: Can we bubble up here? There might be different reasons for failure, I think.
m_context.appendConditionalRevert(true);
break;
}
case FunctionType::Kind::SetGas: