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More safeguards for (library) function types.

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chriseth
2018-08-15 17:11:43 +02:00
parent 2ed793c4d3
commit 455345871d
2 changed files with 16 additions and 5 deletions
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libsolidity/ast/Types.cpp
+11
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@@ -2924,6 +2924,17 @@ string FunctionType::externalSignature() const
{
solAssert(m_declaration != nullptr, "External signature of function needs declaration");
solAssert(!m_declaration->name().empty(), "Fallback function has no signature.");
switch (kind())
{
case Kind::Internal:
case Kind::External:
case Kind::CallCode:
case Kind::DelegateCall:
case Kind::Event:
break;
default:
solAssert(false, "Invalid function type for requesting external signature.");
}
bool const inLibrary = dynamic_cast<ContractDefinition const&>(*m_declaration->scope()).isLibrary();
FunctionTypePointer external = interfaceFunctionType();