1185     if (ObjCProtocolDecl *PDecl = LookupProtocol((*I)->getIdentifier(),  in CheckForwardProtocolDeclarationForCircularDependency()  local
1187       if (PDecl->getIdentifier() == PName) {  in CheckForwardProtocolDeclarationForCircularDependency()
1193       if (!PDecl->hasDefinition())  in CheckForwardProtocolDeclarationForCircularDependency()
1197             PDecl->getLocation(), PDecl->getReferencedProtocols()))  in CheckForwardProtocolDeclarationForCircularDependency()
1214   ObjCProtocolDecl *PDecl = nullptr;  in ActOnStartProtocolInterface()  local
1224     PDecl = ObjCProtocolDecl::Create(Context, CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1231       PushOnScopeChains(PDecl, TUScope);  in ActOnStartProtocolInterface()
1232     PDecl->startDefinition();  in ActOnStartProtocolInterface()
1244     PDecl = ObjCProtocolDecl::Create(Context, CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1248     PushOnScopeChains(PDecl, TUScope);  in ActOnStartProtocolInterface()
1249     PDecl->startDefinition();  in ActOnStartProtocolInterface()
1252   ProcessDeclAttributeList(TUScope, PDecl, AttrList);  in ActOnStartProtocolInterface()
1253   AddPragmaAttributes(TUScope, PDecl);  in ActOnStartProtocolInterface()
1257     mergeDeclAttributes(PDecl, PrevDecl);  in ActOnStartProtocolInterface()
1261     diagnoseUseOfProtocols(*this, PDecl, (ObjCProtocolDecl*const*)ProtoRefs,  in ActOnStartProtocolInterface()
1263     PDecl->setProtocolList((ObjCProtocolDecl*const*)ProtoRefs, NumProtoRefs,  in ActOnStartProtocolInterface()
1267   CheckObjCDeclScope(PDecl);  in ActOnStartProtocolInterface()
1268   return ActOnObjCContainerStartDefinition(PDecl);  in ActOnStartProtocolInterface()
1271 static bool NestedProtocolHasNoDefinition(ObjCProtocolDecl *PDecl,  in NestedProtocolHasNoDefinition()  argument
1273   if (!PDecl->hasDefinition() || PDecl->getDefinition()->isHidden()) {  in NestedProtocolHasNoDefinition()
1274     UndefinedProtocol = PDecl;  in NestedProtocolHasNoDefinition()
1278   for (auto *PI : PDecl->protocols())  in NestedProtocolHasNoDefinition()
1294     ObjCProtocolDecl *PDecl = LookupProtocol(Pair.first, Pair.second);  in FindProtocolDeclaration()  local
1295     if (!PDecl) {  in FindProtocolDeclaration()
1301       if ((PDecl = Corrected.getCorrectionDeclAs<ObjCProtocolDecl>()))  in FindProtocolDeclaration()
1306     if (!PDecl) {  in FindProtocolDeclaration()
1311     if (!PDecl->isThisDeclarationADefinition() && PDecl->getDefinition())  in FindProtocolDeclaration()
1312       PDecl = PDecl->getDefinition();  in FindProtocolDeclaration()
1317       (void)DiagnoseUseOfDecl(PDecl, Pair.second);  in FindProtocolDeclaration()
1326         NestedProtocolHasNoDefinition(PDecl, UndefinedProtocol)) {  in FindProtocolDeclaration()
1331     Protocols.push_back(PDecl);  in FindProtocolDeclaration()
1772     ObjCProtocolDecl *PDecl  in ActOnForwardProtocolDeclaration()  local
1777     PushOnScopeChains(PDecl, TUScope);  in ActOnForwardProtocolDeclaration()
1778     CheckObjCDeclScope(PDecl);  in ActOnForwardProtocolDeclaration()
1780     ProcessDeclAttributeList(TUScope, PDecl, attrList);  in ActOnForwardProtocolDeclaration()
1781     AddPragmaAttributes(TUScope, PDecl);  in ActOnForwardProtocolDeclaration()
1784       mergeDeclAttributes(PDecl, PrevDecl);  in ActOnForwardProtocolDeclaration()
1786     DeclsInGroup.push_back(PDecl);  in ActOnForwardProtocolDeclaration()
2636 static void findProtocolsWithExplicitImpls(const ObjCProtocolDecl *PDecl,  in findProtocolsWithExplicitImpls()  argument
2638   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>())  in findProtocolsWithExplicitImpls()
2639     PNS.insert(PDecl->getIdentifier());  in findProtocolsWithExplicitImpls()
2640   for (const auto *PI : PDecl->protocols())  in findProtocolsWithExplicitImpls()
2662                                     ObjCProtocolDecl *PDecl,  in CheckProtocolMethodDefs()  argument
2687   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>()) {  in CheckProtocolMethodDefs()
2692     if (ProtocolsExplictImpl->find(PDecl->getIdentifier()) !=  in CheckProtocolMethodDefs()
2718   if (!PDecl->isThisDeclarationADefinition() &&  in CheckProtocolMethodDefs()
2719       PDecl->getDefinition())  in CheckProtocolMethodDefs()
2720     PDecl = PDecl->getDefinition();  in CheckProtocolMethodDefs()
2729     for (auto *method : PDecl->instance_methods()) {  in CheckProtocolMethodDefs()
2757                                   PDecl);  in CheckProtocolMethodDefs()
2762   for (auto *method : PDecl->class_methods()) {  in CheckProtocolMethodDefs()
2779         WarnUndefinedMethod(S, ImpLoc, method, IncompleteImpl, DIAG, PDecl);  in CheckProtocolMethodDefs()
2784   for (auto *PI : PDecl->protocols())  in CheckProtocolMethodDefs()
4975                                      const ObjCPropertyDecl *&PDecl) const {  in GetIvarBackingPropertyAccessor()
4986   if ((PDecl = Method->findPropertyDecl()))  in GetIvarBackingPropertyAccessor()
4987     if (ObjCIvarDecl *IV = PDecl->getPropertyIvarDecl()) {  in GetIvarBackingPropertyAccessor()
5046     const ObjCPropertyDecl *PDecl;  in DiagnoseUnusedBackingIvarInAccessor()  local
5047     const ObjCIvarDecl *IV = GetIvarBackingPropertyAccessor(CurMethod, PDecl);  in DiagnoseUnusedBackingIvarInAccessor()
5062       Diag(PDecl->getLocation(), diag::note_property_declare);  in DiagnoseUnusedBackingIvarInAccessor()