864   LookupResult Previous(*this, Name, NameLoc,  in CheckClassTemplate()  local
894     LookupQualifiedName(Previous, SemanticContext);  in CheckClassTemplate()
897     LookupName(Previous, S);  in CheckClassTemplate()
900   if (Previous.isAmbiguous())  in CheckClassTemplate()
904   if (Previous.begin() != Previous.end())  in CheckClassTemplate()
905     PrevDecl = (*Previous.begin())->getUnderlyingDecl();  in CheckClassTemplate()
951         LookupResult Previous(*this, Name, NameLoc, LookupOrdinaryName,  in CheckClassTemplate()  local
956         LookupQualifiedName(Previous, LookupContext);  in CheckClassTemplate()
958         if (Previous.isAmbiguous())  in CheckClassTemplate()
961         if (Previous.begin() != Previous.end())  in CheckClassTemplate()
962           PrevDecl = (*Previous.begin())->getUnderlyingDecl();  in CheckClassTemplate()
6701                                                    LookupResult &Previous) {  in CheckDependentFunctionTemplateSpecialization()  argument
6705   LookupResult::Filter F = Previous.makeFilter();  in CheckDependentFunctionTemplateSpecialization()
6716   if (Previous.empty()) return true;  in CheckDependentFunctionTemplateSpecialization()
6718   FD->setDependentTemplateSpecialization(Context, Previous.asUnresolvedSet(),  in CheckDependentFunctionTemplateSpecialization()
6743     LookupResult &Previous) {  in CheckFunctionTemplateSpecialization()  argument
6750   for (LookupResult::iterator I = Previous.begin(), E = Previous.end();  in CheckFunctionTemplateSpecialization()
6885   Previous.clear();  in CheckFunctionTemplateSpecialization()
6886   Previous.addDecl(Specialization);  in CheckFunctionTemplateSpecialization()
6905 Sema::CheckMemberSpecialization(NamedDecl *Member, LookupResult &Previous) {  in CheckMemberSpecialization()  argument
6913   if (Previous.empty()) {  in CheckMemberSpecialization()
6916     for (LookupResult::iterator I = Previous.begin(), E = Previous.end();  in CheckMemberSpecialization()
6933     if (Previous.isSingleResult() &&  in CheckMemberSpecialization()
6934         (PrevVar = dyn_cast<VarDecl>(Previous.getFoundDecl())))  in CheckMemberSpecialization()
6942     if (Previous.isSingleResult() &&  in CheckMemberSpecialization()
6943         (PrevRecord = dyn_cast<CXXRecordDecl>(Previous.getFoundDecl()))) {  in CheckMemberSpecialization()
6950     if (Previous.isSingleResult() &&  in CheckMemberSpecialization()
6951         (PrevEnum = dyn_cast<EnumDecl>(Previous.getFoundDecl()))) {  in CheckMemberSpecialization()
6979     Previous.clear();  in CheckMemberSpecialization()
6980     Previous.addDecl(Instantiation);  in CheckMemberSpecialization()
7073   Previous.clear();  in CheckMemberSpecialization()
7074   Previous.addDecl(Instantiation);  in CheckMemberSpecialization()
7564   LookupResult Previous(*this, NameInfo, LookupOrdinaryName);  in ActOnExplicitInstantiation()  local
7565   LookupParsedName(Previous, S, &D.getCXXScopeSpec());  in ActOnExplicitInstantiation()
7575     if (Previous.isAmbiguous())  in ActOnExplicitInstantiation()
7578     VarDecl *Prev = Previous.getAsSingle<VarDecl>();  in ActOnExplicitInstantiation()
7579     VarTemplateDecl *PrevTemplate = Previous.getAsSingle<VarTemplateDecl>();  in ActOnExplicitInstantiation()
7586         for (LookupResult::iterator P = Previous.begin(), PEnd = Previous.end();  in ActOnExplicitInstantiation()
7710   for (LookupResult::iterator P = Previous.begin(), PEnd = Previous.end();  in ActOnExplicitInstantiation()