2333                                       ObjCMethodDecl *MethodDecl,  in CheckMethodOverrideReturn()  argument
2338       objcModifiersConflict(MethodDecl->getObjCDeclQualifier(),  in CheckMethodOverrideReturn()
2347       S.Diag(MethodDecl->getLocation(), diag::note_previous_declaration)  in CheckMethodOverrideReturn()
2348           << MethodDecl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2356                                                  MethodDecl->getReturnType(),  in CheckMethodOverrideReturn()
2361       *MethodDecl->getReturnType()->getNullability(S.Context);  in CheckMethodOverrideReturn()
2370              ((MethodDecl->getObjCDeclQualifier() & Decl::OBJC_TQ_CSNullability)  in CheckMethodOverrideReturn()
2372       S.Diag(MethodDecl->getLocation(), diag::note_previous_declaration);  in CheckMethodOverrideReturn()
2376                                        MethodDecl->getReturnType()))  in CheckMethodOverrideReturn()
2390             MethodDecl->getReturnType()->getAs<ObjCObjectPointerType>()) {  in CheckMethodOverrideReturn()
2405       << MethodImpl->getDeclName() << MethodDecl->getReturnType()  in CheckMethodOverrideReturn()
2408   S.Diag(MethodDecl->getLocation(), IsOverridingMode  in CheckMethodOverrideReturn()
2411       << MethodDecl->getReturnTypeSourceRange();  in CheckMethodOverrideReturn()
2417                                      ObjCMethodDecl *MethodDecl,  in CheckMethodOverrideParam()  argument
2571                                        ObjCMethodDecl *MethodDecl,  in WarnConflictingTypedMethods()  argument
2574       checkMethodFamilyMismatch(*this, ImpMethodDecl, MethodDecl))  in WarnConflictingTypedMethods()
2577   CheckMethodOverrideReturn(*this, ImpMethodDecl, MethodDecl,  in WarnConflictingTypedMethods()
2582        IF = MethodDecl->param_begin(), EM = ImpMethodDecl->param_end(),  in WarnConflictingTypedMethods()
2583        EF = MethodDecl->param_end();  in WarnConflictingTypedMethods()
2585     CheckMethodOverrideParam(*this, ImpMethodDecl, MethodDecl, *IM, *IF,  in WarnConflictingTypedMethods()
2589   if (ImpMethodDecl->isVariadic() != MethodDecl->isVariadic()) {  in WarnConflictingTypedMethods()
2592     Diag(MethodDecl->getLocation(), diag::note_previous_declaration);  in WarnConflictingTypedMethods()
2622                                  ObjCMethodDecl *MethodDecl,  in WarnExactTypedMethods()  argument
2627   if (MethodDecl->getImplementationControl() == ObjCMethodDecl::Optional)  in WarnExactTypedMethods()
2631   if (MethodDecl->hasAttr<UnavailableAttr>() ||  in WarnExactTypedMethods()
2632       MethodDecl->hasAttr<DeprecatedAttr>())  in WarnExactTypedMethods()
2635   bool match = CheckMethodOverrideReturn(*this, ImpMethodDecl, MethodDecl,  in WarnExactTypedMethods()
2639          IF = MethodDecl->param_begin(), EM = ImpMethodDecl->param_end(),  in WarnExactTypedMethods()
2640          EF = MethodDecl->param_end();  in WarnExactTypedMethods()
2642       match = CheckMethodOverrideParam(*this, ImpMethodDecl, MethodDecl,  in WarnExactTypedMethods()
2649     match = (ImpMethodDecl->isVariadic() == MethodDecl->isVariadic());  in WarnExactTypedMethods()
2651     match = !(MethodDecl->isClassMethod() &&  in WarnExactTypedMethods()
2652               MethodDecl->getSelector() == GetNullarySelector("load", Context));  in WarnExactTypedMethods()
2657     Diag(MethodDecl->getLocation(), diag::note_method_declared_at)  in WarnExactTypedMethods()
2658       << MethodDecl->getDeclName();  in WarnExactTypedMethods()