2320                                       ObjCMethodDecl *MethodDecl,  in CheckMethodOverrideReturn()  argument
2325       objcModifiersConflict(MethodDecl->getObjCDeclQualifier(),  in CheckMethodOverrideReturn()
2334       S.Diag(MethodDecl->getLocation(), diag::note_previous_declaration)  in CheckMethodOverrideReturn()
2335           << MethodDecl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2343                                                  MethodDecl->getReturnType(),  in CheckMethodOverrideReturn()
2348       *MethodDecl->getReturnType()->getNullability(S.Context);  in CheckMethodOverrideReturn()
2357              ((MethodDecl->getObjCDeclQualifier() & Decl::OBJC_TQ_CSNullability)  in CheckMethodOverrideReturn()
2359       S.Diag(MethodDecl->getLocation(), diag::note_previous_declaration);  in CheckMethodOverrideReturn()
2363                                        MethodDecl->getReturnType()))  in CheckMethodOverrideReturn()
2377             MethodDecl->getReturnType()->getAs<ObjCObjectPointerType>()) {  in CheckMethodOverrideReturn()
2392       << MethodImpl->getDeclName() << MethodDecl->getReturnType()  in CheckMethodOverrideReturn()
2395   S.Diag(MethodDecl->getLocation(), IsOverridingMode  in CheckMethodOverrideReturn()
2398       << MethodDecl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2404                                      ObjCMethodDecl *MethodDecl,  in CheckMethodOverrideParam()  argument
2558                                        ObjCMethodDecl *MethodDecl,  in WarnConflictingTypedMethods()  argument
2561       checkMethodFamilyMismatch(*this, ImpMethodDecl, MethodDecl))  in WarnConflictingTypedMethods()
2564   CheckMethodOverrideReturn(*this, ImpMethodDecl, MethodDecl,  in WarnConflictingTypedMethods()
2569        IF = MethodDecl->param_begin(), EM = ImpMethodDecl->param_end(),  in WarnConflictingTypedMethods()
2570        EF = MethodDecl->param_end();  in WarnConflictingTypedMethods()
2572     CheckMethodOverrideParam(*this, ImpMethodDecl, MethodDecl, *IM, *IF,  in WarnConflictingTypedMethods()
2576   if (ImpMethodDecl->isVariadic() != MethodDecl->isVariadic()) {  in WarnConflictingTypedMethods()
2579     Diag(MethodDecl->getLocation(), diag::note_previous_declaration);  in WarnConflictingTypedMethods()
2609                                  ObjCMethodDecl *MethodDecl,  in WarnExactTypedMethods()  argument
2614   if (MethodDecl->getImplementationControl() == ObjCMethodDecl::Optional)  in WarnExactTypedMethods()
2618   if (MethodDecl->hasAttr<UnavailableAttr>() ||  in WarnExactTypedMethods()
2619       MethodDecl->hasAttr<DeprecatedAttr>())  in WarnExactTypedMethods()
2622   bool match = CheckMethodOverrideReturn(*this, ImpMethodDecl, MethodDecl,  in WarnExactTypedMethods()
2626          IF = MethodDecl->param_begin(), EM = ImpMethodDecl->param_end(),  in WarnExactTypedMethods()
2627          EF = MethodDecl->param_end();  in WarnExactTypedMethods()
2629       match = CheckMethodOverrideParam(*this, ImpMethodDecl, MethodDecl,  in WarnExactTypedMethods()
2636     match = (ImpMethodDecl->isVariadic() == MethodDecl->isVariadic());  in WarnExactTypedMethods()
2638     match = !(MethodDecl->isClassMethod() &&  in WarnExactTypedMethods()
2639               MethodDecl->getSelector() == GetNullarySelector("load", Context));  in WarnExactTypedMethods()
2644     Diag(MethodDecl->getLocation(), diag::note_method_declared_at)  in WarnExactTypedMethods()
2645       << MethodDecl->getDeclName();  in WarnExactTypedMethods()