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List candidates when overload failed

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fixes #7146
This commit is contained in:
Mathias Baumann
2019-11-13 15:54:36 +01:00
parent c0cf96cbc1
commit 15df2b30d7
2 changed files with 12 additions and 4 deletions
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libsolidity/analysis/TypeChecker.cpp
+11 -4
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@@ -2352,12 +2352,19 @@ bool TypeChecker::visit(Identifier const& _identifier)
if (functionType->canTakeArguments(*annotation.arguments))
candidates.push_back(declaration);
}
if (candidates.empty())
m_errorReporter.fatalTypeError(_identifier.location(), "No matching declaration found after argument-dependent lookup.");
else if (candidates.size() == 1)
if (candidates.size() == 1)
annotation.referencedDeclaration = candidates.front();
else
m_errorReporter.fatalTypeError(_identifier.location(), "No unique declaration found after argument-dependent lookup.");
{
SecondarySourceLocation ssl;
for (Declaration const* declaration: annotation.overloadedDeclarations)
ssl.append("Candidate:", declaration->location());
if (candidates.empty())
m_errorReporter.fatalTypeError(_identifier.location(), ssl, "No matching declaration found after argument-dependent lookup.");
else
m_errorReporter.fatalTypeError(_identifier.location(), ssl, "No unique declaration found after argument-dependent lookup.");
}
}
}
solAssert(