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Search for shadowee starting from parent scope.

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This commit is contained in:
chriseth 2017-08-04 14:27:53 +02:00
parent 32acadf43d
commit 060d229a22
2 changed files with 4 additions and 24 deletions
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1
libsolidity/analysis/DeclarationContainer.h
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@ -53,6 +53,7 @@ public:
bool registerDeclaration(Declaration const& _declaration, ASTString const* _name = nullptr, bool _invisible = false, bool _update = false);
std::vector<Declaration const*> resolveName(ASTString const& _name, bool _recursive = false) const;
ASTNode const* enclosingNode() const { return m_enclosingNode; }
DeclarationContainer const* enclosingContainer() const { return m_enclosingContainer; }
std::map<ASTString, std::vector<Declaration const*>> const& declarations() const { return m_declarations; }
/// @returns whether declaration is valid, and if not also returns previous declaration.
Declaration const* conflictingDeclaration(Declaration const& _declaration, ASTString const* _name = nullptr) const;

27
libsolidity/analysis/NameAndTypeResolver.cpp
View File

@ -439,23 +439,6 @@ DeclarationRegistrationHelper::DeclarationRegistrationHelper(
solAssert(m_currentScope == _currentScope, "Scopes not correctly closed.");
}
bool DeclarationRegistrationHelper::isOverloadedFunction(
Declaration const& _declaration1,
Declaration const& _declaration2
)
{
auto const* function1 = dynamic_cast<FunctionDefinition const*>(&_declaration1);
auto const* function2 = dynamic_cast<FunctionDefinition const*>(&_declaration2);
if (!function1 || !function2)
return false;
if (function1->parameters() != function2->parameters())
return true;
return false;
}
bool DeclarationRegistrationHelper::registerDeclaration(
DeclarationContainer& _container,
Declaration const& _declaration,
@ -469,13 +452,9 @@ bool DeclarationRegistrationHelper::registerDeclaration(
_errorLocation = &_declaration.location();
Declaration const* shadowedDeclaration = nullptr;
if (_warnOnShadow && !_declaration.name().empty())
for (auto const* decl: _container.resolveName(_declaration.name(), true))
if (decl != &_declaration && !isOverloadedFunction(*decl, _declaration))
{
shadowedDeclaration = decl;
break;
}
if (_warnOnShadow && !_declaration.name().empty() && _container.enclosingContainer())
for (auto const* decl: _container.enclosingContainer()->resolveName(_declaration.name(), true))
shadowedDeclaration = decl;
if (!_container.registerDeclaration(_declaration, _name, !_declaration.isVisibleInContract()))
{