152       if (ObjCCategoryDecl *Cat = dyn_cast<ObjCCategoryDecl>(DC))  in CheckObjCMethodOverride()  local
153         CurrentClass = Cat->getClassInterface();  in CheckObjCMethodOverride()
2896       for (auto *Cat : I->visible_categories())  in MatchAllMethodDeclarations()  local
2898                                    IMPDecl, Cat, IncompleteImpl,  in MatchAllMethodDeclarations()
2899                                    ImmediateClass && Cat->IsClassExtension(),  in MatchAllMethodDeclarations()
4171       if (ObjCCategoryDecl *Cat  in ActOnAtEnd()  local
4173         ImplMethodsVsClassMethods(S, CatImplClass, Cat);  in ActOnAtEnd()
4362     for (auto *Cat : iface->known_categories())  in searchFrom()  local
4363       search(Cat);  in searchFrom()
4692   for (const auto *Cat : IDecl->visible_categories())  in checkObjCDirectMethodClashes()  local
4693     if (auto *IMD = Cat->getMethod(Sel, isInstance))  in checkObjCDirectMethodClashes()
4695     else if (auto CatImpl = Cat->getImplementation())  in checkObjCDirectMethodClashes()
4697         if (auto *IMD = Cat->getMethod(Sel, isInstance))  in checkObjCDirectMethodClashes()
4895             if (auto *Cat = dyn_cast<ObjCCategoryDecl>(IMD->getDeclContext()))  in ActOnMethodDeclaration()  local
4896               decl = Cat->IsClassExtension() ? 1 : 2;  in ActOnMethodDeclaration()
4984     if (ObjCCategoryDecl *Cat = dyn_cast<ObjCCategoryDecl>(ClassDecl))  in ActOnMethodDeclaration()  local
4985       CurrentClass = Cat->getClassInterface();  in ActOnMethodDeclaration()