1045   TypeAliasDecl *Pattern = D->getTemplatedDecl();  in VisitTypeAliasTemplateDecl()  local
1048   if (getPreviousDeclForInstantiation<TypedefNameDecl>(Pattern)) {  in VisitTypeAliasTemplateDecl()
1049     DeclContext::lookup_result Found = Owner->lookup(Pattern->getDeclName());  in VisitTypeAliasTemplateDecl()
1056     InstantiateTypedefNameDecl(Pattern, /*IsTypeAlias=*/true));  in VisitTypeAliasTemplateDecl()
1500     EnumDecl *Enum, EnumDecl *Pattern) {  in InstantiateEnumDefinition()  argument
1504   Enum->setLocation(Pattern->getLocation());  in InstantiateEnumDefinition()
1509   for (auto *EC : Pattern->enumerators()) {  in InstantiateEnumDefinition()
1546       if (Pattern->getDeclContext()->isFunctionOrMethod() &&  in InstantiateEnumDefinition()
1579   CXXRecordDecl *Pattern = D->getTemplatedDecl();  in VisitClassTemplateDecl()  local
1584   NestedNameSpecifierLoc QualifierLoc = Pattern->getQualifierLoc();  in VisitClassTemplateDecl()
1595   if (!isFriend && getPreviousDeclForInstantiation(Pattern)) {  in VisitClassTemplateDecl()
1596     DeclContext::lookup_result Found = Owner->lookup(Pattern->getDeclName());  in VisitClassTemplateDecl()
1616       DC = SemaRef.FindInstantiatedContext(Pattern->getLocation(),  in VisitClassTemplateDecl()
1617                                            Pattern->getDeclContext(),  in VisitClassTemplateDecl()
1623     LookupResult R(SemaRef, Pattern->getDeclName(), Pattern->getLocation(),  in VisitClassTemplateDecl()
1635       SemaRef.Diag(Pattern->getLocation(), diag::err_not_tag_in_scope)  in VisitClassTemplateDecl()
1636         << D->getTemplatedDecl()->getTagKind() << Pattern->getDeclName() << DC  in VisitClassTemplateDecl()
1663       SemaRef.Context, Pattern->getTagKind(), DC, Pattern->getBeginLoc(),  in VisitClassTemplateDecl()
1664       Pattern->getLocation(), Pattern->getIdentifier(), PrevDecl,  in VisitClassTemplateDecl()
1670   SemaRef.InstantiateAttrsForDecl(TemplateArgs, Pattern, RecordInst, LateAttrs,  in VisitClassTemplateDecl()
1765   VarDecl *Pattern = D->getTemplatedDecl();  in VisitVarTemplateDecl()  local
1768   if (getPreviousDeclForInstantiation(Pattern)) {  in VisitVarTemplateDecl()
1769     DeclContext::lookup_result Found = Owner->lookup(Pattern->getDeclName());  in VisitVarTemplateDecl()
1775       cast_or_null<VarDecl>(VisitVarDecl(Pattern,  in VisitVarTemplateDecl()
2904     TypeLoc Pattern = Expansion.getPatternLoc();  in VisitNonTypeTemplateParmDecl()  local
2906     SemaRef.collectUnexpandedParameterPacks(Pattern, Unexpanded);  in VisitNonTypeTemplateParmDecl()
2916                                                 Pattern.getSourceRange(),  in VisitNonTypeTemplateParmDecl()
2926         TypeSourceInfo *NewDI = SemaRef.SubstType(Pattern, TemplateArgs,  in VisitNonTypeTemplateParmDecl()
2951       TypeSourceInfo *NewPattern = SemaRef.SubstType(Pattern, TemplateArgs,  in VisitNonTypeTemplateParmDecl()
4841   Stmt *Pattern = nullptr;  in InstantiateFunctionDefinition()  local
4843     Pattern = PatternDef->getBody(PatternDef);  in InstantiateFunctionDefinition()
4908   if (!Pattern && PatternDecl->isLateTemplateParsed() &&  in InstantiateFunctionDefinition()
4918     Pattern = PatternDecl->getBody(PatternDecl);  in InstantiateFunctionDefinition()
4922   assert((Pattern || PatternDecl->isDefaulted() ||  in InstantiateFunctionDefinition()
5083       Body = SubstStmt(Pattern, TemplateArgs);  in InstantiateFunctionDefinition()
5771 static bool isInstantiationOf(ClassTemplateDecl *Pattern,  in isInstantiationOf()  argument
5773   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOf()
5777     if (Pattern == Instance) return true;  in isInstantiationOf()
5784 static bool isInstantiationOf(FunctionTemplateDecl *Pattern,  in isInstantiationOf()  argument
5786   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOf()
5790     if (Pattern == Instance) return true;  in isInstantiationOf()
5798 isInstantiationOf(ClassTemplatePartialSpecializationDecl *Pattern,  in isInstantiationOf()  argument
5800   Pattern  in isInstantiationOf()
5801     = cast<ClassTemplatePartialSpecializationDecl>(Pattern->getCanonicalDecl());  in isInstantiationOf()
5805     if (Pattern == Instance)  in isInstantiationOf()
5813 static bool isInstantiationOf(CXXRecordDecl *Pattern,  in isInstantiationOf()  argument
5815   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOf()
5819     if (Pattern == Instance) return true;  in isInstantiationOf()
5826 static bool isInstantiationOf(FunctionDecl *Pattern,  in isInstantiationOf()  argument
5828   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOf()
5832     if (Pattern == Instance) return true;  in isInstantiationOf()
5839 static bool isInstantiationOf(EnumDecl *Pattern,  in isInstantiationOf()  argument
5841   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOf()
5845     if (Pattern == Instance) return true;  in isInstantiationOf()
5852 static bool isInstantiationOf(UsingShadowDecl *Pattern,  in isInstantiationOf()  argument
5856                             Pattern);  in isInstantiationOf()
5859 static bool isInstantiationOf(UsingDecl *Pattern, UsingDecl *Instance,  in isInstantiationOf()  argument
5861   return declaresSameEntity(C.getInstantiatedFromUsingDecl(Instance), Pattern);  in isInstantiationOf()
5865 static bool isInstantiationOfUnresolvedUsingDecl(T *Pattern, Decl *Other,  in isInstantiationOfUnresolvedUsingDecl()  argument
5887   return Pattern->isPackExpansion() == OtherIsPackExpansion &&  in isInstantiationOfUnresolvedUsingDecl()
5888          declaresSameEntity(OtherFrom, Pattern);  in isInstantiationOfUnresolvedUsingDecl()
5891 static bool isInstantiationOfStaticDataMember(VarDecl *Pattern,  in isInstantiationOfStaticDataMember()  argument
5895   Pattern = Pattern->getCanonicalDecl();  in isInstantiationOfStaticDataMember()
5899     if (Pattern == Instance) return true;  in isInstantiationOfStaticDataMember()
6401 void Sema::PerformDependentDiagnostics(const DeclContext *Pattern,  in PerformDependentDiagnostics()  argument
6403   for (auto *DD : Pattern->ddiags()) {  in PerformDependentDiagnostics()