std::vector<const NamedDecl *> CXXRecordDecl::lookupDependentName(
const DeclarationName &Name,
llvm::function_ref<bool(const NamedDecl *ND)> Filter) {
std::vector<const NamedDecl *> Results;
// Lookup in the class.
DeclContext::lookup_result DirectResult = lookup(Name);
if (!DirectResult.empty()) {
for (const NamedDecl *ND : DirectResult) {
if (Filter(ND))
Results.push_back(ND);
}
return Results;
}
// Perform lookup into our base classes.
CXXBasePaths Paths;
Paths.setOrigin(this);
if (!lookupInBases(
[&](const CXXBaseSpecifier *Specifier, CXXBasePath &Path) {
return CXXRecordDecl::FindOrdinaryMemberInDependentClasses(
Specifier, Path, Name);
},
Paths, /*LookupInDependent=*/true))
return Results;
for (const NamedDecl *ND : Paths.front().Decls) {
if (Filter(ND))
Results.push_back(ND);
}
return Results;
}
bool CXXRecordDecl::isDerivedFrom(CXXRecordDecl *Base, CXXBasePaths &Paths) const {
if (getCanonicalDecl() == Base->getCanonicalDecl())
return false;
Paths.setOrigin(const_cast<CXXRecordDecl*>(this));
return lookupInBases(&FindBaseClass, Base->getCanonicalDecl(), Paths);
}
bool CXXRecordDecl::isDerivedFrom(const CXXRecordDecl *Base,
CXXBasePaths &Paths) const {
if (getCanonicalDecl() == Base->getCanonicalDecl())
return false;
Paths.setOrigin(const_cast<CXXRecordDecl*>(this));
const CXXRecordDecl *BaseDecl = Base->getCanonicalDecl();
// FIXME: Capturing 'this' is a workaround for name lookup bugs in GCC 4.7.
return lookupInBases(
[this, BaseDecl](const CXXBaseSpecifier *Specifier, CXXBasePath &Path) {
return FindBaseClass(Specifier, Path, BaseDecl);
},
Paths);
}
