453                          IdentifierInfo *ClassName, SourceLocation ClassLoc,  in ActOnStartClassInterface()  argument
461   NamedDecl *PrevDecl = LookupSingleName(TUScope, ClassName, ClassLoc,  in ActOnStartClassInterface()
465     Diag(ClassLoc, diag::err_redefinition_different_kind) << ClassName;  in ActOnStartClassInterface()
490                                 PrevIDecl, ClassLoc);  in ActOnStartClassInterface()
532         << SuperName << ClassName << SourceRange(AtInterfaceLoc, ClassLoc);  in ActOnStartClassInterface()
533       IDecl->setEndOfDefinitionLoc(ClassLoc);  in ActOnStartClassInterface()
574             << SuperName << ClassName << SourceRange(AtInterfaceLoc, ClassLoc);  in ActOnStartClassInterface()
580                                      SourceRange(AtInterfaceLoc, ClassLoc))) {  in ActOnStartClassInterface()
589     IDecl->setEndOfDefinitionLoc(ClassLoc);  in ActOnStartClassInterface()
885                             IdentifierInfo *ClassName, SourceLocation ClassLoc,  in ActOnStartCategoryInterface()  argument
893   ObjCInterfaceDecl *IDecl = getObjCInterfaceDecl(ClassName, ClassLoc, true);  in ActOnStartCategoryInterface()
898       || RequireCompleteType(ClassLoc, Context.getObjCInterfaceType(IDecl),  in ActOnStartCategoryInterface()
905                                      ClassLoc, CategoryLoc, CategoryName,IDecl);  in ActOnStartCategoryInterface()
910       Diag(ClassLoc, diag::err_undef_interface) << ClassName;  in ActOnStartCategoryInterface()
915     Diag(ClassLoc, diag::err_class_extension_after_impl) << ClassName;  in ActOnStartCategoryInterface()
932                                    ClassLoc, CategoryLoc, CategoryName, IDecl);  in ActOnStartCategoryInterface()
954                       IdentifierInfo *ClassName, SourceLocation ClassLoc,  in ActOnStartCategoryImplementation()  argument
956   ObjCInterfaceDecl *IDecl = getObjCInterfaceDecl(ClassName, ClassLoc, true);  in ActOnStartCategoryImplementation()
964                                           ClassLoc, CatLoc,  in ActOnStartCategoryImplementation()
972                                  ClassLoc, AtCatImplLoc, CatLoc);  in ActOnStartCategoryImplementation()
975     Diag(ClassLoc, diag::err_undef_interface) << ClassName;  in ActOnStartCategoryImplementation()
977   } else if (RequireCompleteType(ClassLoc, Context.getObjCInterfaceType(IDecl),  in ActOnStartCategoryImplementation()
987     DiagnoseUseOfDecl(IDecl, ClassLoc);  in ActOnStartCategoryImplementation()
992       Diag(ClassLoc, diag::err_dup_implementation_category) << ClassName  in ActOnStartCategoryImplementation()
1013                       IdentifierInfo *ClassName, SourceLocation ClassLoc,  in ActOnStartClassImplementation()  argument
1019     = LookupSingleName(TUScope, ClassName, ClassLoc, LookupOrdinaryName,  in ActOnStartClassImplementation()
1022     Diag(ClassLoc, diag::err_redefinition_different_kind) << ClassName;  in ActOnStartClassImplementation()
1025     RequireCompleteType(ClassLoc, Context.getObjCInterfaceType(IDecl),  in ActOnStartClassImplementation()
1031         DeclarationNameInfo(ClassName, ClassLoc), LookupOrdinaryName, TUScope,  in ActOnStartClassImplementation()
1041       Diag(ClassLoc, diag::warn_undef_interface) << ClassName;  in ActOnStartClassImplementation()
1079                                       ClassName, /*PrevDecl=*/nullptr, ClassLoc,  in ActOnStartClassImplementation()
1087       IDecl->setEndOfDefinitionLoc(ClassLoc);  in ActOnStartClassImplementation()
1101                                    ClassLoc, AtClassImplLoc, SuperClassLoc);  in ActOnStartClassImplementation()
1109     Diag(ClassLoc, diag::err_dup_implementation_class) << ClassName;  in ActOnStartClassImplementation()