2354                                       ObjCMethodDecl *MethodImpl,  in CheckMethodOverrideReturn()  argument
2361                             MethodImpl->getObjCDeclQualifier())) {  in CheckMethodOverrideReturn()
2363       S.Diag(MethodImpl->getLocation(),  in CheckMethodOverrideReturn()
2367           << MethodImpl->getDeclName()  in CheckMethodOverrideReturn()
2368           << MethodImpl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2376       !isa<ObjCImplementationDecl>(MethodImpl->getDeclContext()) &&  in CheckMethodOverrideReturn()
2377       !S.Context.hasSameNullabilityTypeQualifier(MethodImpl->getReturnType(),  in CheckMethodOverrideReturn()
2380     auto nullabilityMethodImpl = *MethodImpl->getReturnType()->getNullability();  in CheckMethodOverrideReturn()
2382     S.Diag(MethodImpl->getLocation(),  in CheckMethodOverrideReturn()
2385                                ((MethodImpl->getObjCDeclQualifier() &  in CheckMethodOverrideReturn()
2393   if (S.Context.hasSameUnqualifiedType(MethodImpl->getReturnType(),  in CheckMethodOverrideReturn()
2406           MethodImpl->getReturnType()->getAs<ObjCObjectPointerType>()) {  in CheckMethodOverrideReturn()
2422   S.Diag(MethodImpl->getLocation(), DiagID)  in CheckMethodOverrideReturn()
2423       << MethodImpl->getDeclName() << MethodDecl->getReturnType()  in CheckMethodOverrideReturn()
2424       << MethodImpl->getReturnType()  in CheckMethodOverrideReturn()
2425       << MethodImpl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2434                                      ObjCMethodDecl *MethodImpl,  in CheckMethodOverrideParam()  argument
2449             << MethodImpl->getDeclName();  in CheckMethodOverrideParam()
2453           << MethodImpl->getDeclName();  in CheckMethodOverrideParam()
2464       !isa<ObjCImplementationDecl>(MethodImpl->getDeclContext()) &&  in CheckMethodOverrideParam()
2506     << MethodImpl->getDeclName() << IfaceTy << ImplTy;  in CheckMethodOverrideParam()