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Merge branch 'develop' of github.com:ethereum/cpp-ethereum into develop
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22
Compiler.cpp
22
Compiler.cpp
@ -165,10 +165,26 @@ void Compiler::appendConstructor(FunctionDefinition const& _constructor)
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// copy constructor arguments from code to memory and then to stack, they are supplied after the actual program
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if (!_constructor.getParameters().empty())
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{
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unsigned argumentSize = 0;
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for (ASTPointer<VariableDeclaration> const& var: _constructor.getParameters())
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if (var->getType()->isDynamicallySized())
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{
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argumentSize = 0;
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break;
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}
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else
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argumentSize += var->getType()->getCalldataEncodedSize();
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CompilerUtils(m_context).fetchFreeMemoryPointer();
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m_context.appendProgramSize(); // program itself
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// CODESIZE is program plus manually added arguments
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m_context << eth::Instruction::CODESIZE << eth::Instruction::SUB;
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if (argumentSize == 0)
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{
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// argument size is dynamic, use CODESIZE to determine it
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m_context.appendProgramSize(); // program itself
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// CODESIZE is program plus manually added arguments
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m_context << eth::Instruction::CODESIZE << eth::Instruction::SUB;
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}
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else
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m_context << u256(argumentSize);
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// stack: <memptr> <argument size>
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m_context << eth::Instruction::DUP1;
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m_context.appendProgramSize();
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