diff options
Diffstat (limited to 'Compiler.cpp')
| -rw-r--r-- | Compiler.cpp | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Compiler.cpp b/Compiler.cpp index 1fa31ce7..3c46d455 100644 --- a/Compiler.cpp +++ b/Compiler.cpp @@ -146,8 +146,8 @@ void Compiler::appendFunctionSelector(ContractDefinition const& _contract) map<FixedHash<4>, const eth::AssemblyItem> callDataUnpackerEntryPoints; // retrieve the function signature hash from the calldata - m_context << u256(1) << u256(0); - CompilerUtils(m_context).loadFromMemory(0, 4, false, true); + if (!interfaceFunctions.empty()) + CompilerUtils(m_context).loadFromMemory(0, 4, false, true); // stack now is: 1 0 <funhash> for (auto const& it: interfaceFunctions) @@ -156,7 +156,15 @@ void Compiler::appendFunctionSelector(ContractDefinition const& _contract) m_context << eth::dupInstruction(1) << u256(FixedHash<4>::Arith(it.first)) << eth::Instruction::EQ; m_context.appendConditionalJumpTo(callDataUnpackerEntryPoints.at(it.first)); } - m_context << eth::Instruction::STOP; // function not found + if (FunctionDefinition const* fallback = _contract.getFallbackFunction()) + { + eth::AssemblyItem returnTag = m_context.pushNewTag(); + fallback->accept(*this); + m_context << returnTag; + appendReturnValuePacker(FunctionType(*fallback).getReturnParameterTypes()); + } + else + m_context << eth::Instruction::STOP; // function not found for (auto const& it: interfaceFunctions) { |