128                              const ObjCCategoryDecl *CD,  in diagnoseNoescape()
152       if (ObjCCategoryDecl *Cat = dyn_cast<ObjCCategoryDecl>(DC))  in CheckObjCMethodOverride()
306     if (const auto *CD = dyn_cast<ObjCCategoryDecl>(ND)) {  in DiagnoseObjCImplementedDeprecations()
317               : isa<ObjCCategoryDecl>(ND) || IsCategory ? /*Category*/ 2  in DiagnoseObjCImplementedDeprecations()
324         << (isa<ObjCCategoryDecl>(ND) ? "category" : "class");  in DiagnoseObjCImplementedDeprecations()
449       else if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(ContDeclOfMethodDecl)) {  in ActOnStartOfObjCMethodDef()
1749 void Sema::DiagnoseClassExtensionDupMethods(ObjCCategoryDecl *CAT,  in DiagnoseClassExtensionDupMethods()
1809   ObjCCategoryDecl *CDecl;  in ActOnStartCategoryInterface()
1821     CDecl = ObjCCategoryDecl::Create(Context, CurContext, AtInterfaceLoc,  in ActOnStartCategoryInterface()
1840     if (ObjCCategoryDecl *Previous  in ActOnStartCategoryInterface()
1868   CDecl = ObjCCategoryDecl::Create(Context, CurContext, AtInterfaceLoc,  in ActOnStartCategoryInterface()
1904   ObjCCategoryDecl *CatIDecl = nullptr;  in ActOnStartCategoryImplementation()
1910       CatIDecl = ObjCCategoryDecl::Create(Context, CurContext, AtCatImplLoc,  in ActOnStartCategoryImplementation()
2690   ObjCCategoryDecl *C = dyn_cast<ObjCCategoryDecl>(CDecl);  in CheckProtocolMethodDefs()
2930   ObjCCategoryDecl *CatDecl = CatIMPDecl->getCategoryDecl();  in CheckCategoryVsClassMethodMatches()
3030   } else if (ObjCCategoryDecl *C = dyn_cast<ObjCCategoryDecl>(CDecl)) {  in ImplMethodsVsClassMethods()
3307   if (ObjCCategoryDecl *CD =  in addMethodToGlobalList()
3308           dyn_cast<ObjCCategoryDecl>(Method->getDeclContext()))  in addMethodToGlobalList()
3812       if (cast<ObjCCategoryDecl>(CurContext)->IsClassExtension())  in getObjCContainerKind()
3841   } else if (auto *CategoryDecl = dyn_cast<ObjCCategoryDecl>(OCD)) {  in DiagnoseVariableSizedIvars()
3916     Sema &S, ObjCProtocolDecl *PDecl, ObjCCategoryDecl *CDecl);
3919     Sema &S, ObjCCategoryDecl *CDecl,  in DiagnoseCategoryDirectMembersProtocolConformance()
3926     Sema &S, ObjCProtocolDecl *PDecl, ObjCCategoryDecl *CDecl) {  in DiagnoseCategoryDirectMembersProtocolConformance()
3976         isa<ObjCInterfaceDecl>(ClassDecl) || isa<ObjCCategoryDecl>(ClassDecl)  in ActOnAtEnd()
4055   } else if (ObjCCategoryDecl *C = dyn_cast<ObjCCategoryDecl>(ClassDecl)) {  in ActOnAtEnd()
4171       if (ObjCCategoryDecl *Cat  in ActOnAtEnd()
4294     if (const ObjCCategoryDecl *Category =  in OverrideSearch()
4295             dyn_cast<ObjCCategoryDecl>(container)) {  in OverrideSearch()
4334   void searchFrom(const ObjCCategoryDecl *category) {  in searchFrom()
4345     if (ObjCCategoryDecl *category = impl->getCategoryDecl()) {  in searchFrom()
4895             if (auto *Cat = dyn_cast<ObjCCategoryDecl>(IMD->getDeclContext()))  in ActOnMethodDeclaration()
4959         IDecl = cast<ObjCCategoryDecl>(ClassDecl)->getClassInterface();  in ActOnMethodDeclaration()
4984     if (ObjCCategoryDecl *Cat = dyn_cast<ObjCCategoryDecl>(ClassDecl))  in ActOnMethodDeclaration()