1198     if (ObjCProtocolDecl *PDecl = LookupProtocol((*I)->getIdentifier(), Ploc)) {  in CheckForwardProtocolDeclarationForCircularDependency()  local
1199       if (PDecl->getIdentifier() == PName) {  in CheckForwardProtocolDeclarationForCircularDependency()
1205       if (!PDecl->hasDefinition())  in CheckForwardProtocolDeclarationForCircularDependency()
1209             PDecl->getLocation(), PDecl->getReferencedProtocols()))  in CheckForwardProtocolDeclarationForCircularDependency()
1227   ObjCProtocolDecl *PDecl = nullptr;  in ActOnStartProtocolInterface()  local
1233     PDecl = ObjCProtocolDecl::Create(Context, SemaRef.CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1239       SkipBody->New = PDecl;  in ActOnStartProtocolInterface()
1250       SemaRef.PushOnScopeChains(PDecl, SemaRef.TUScope);  in ActOnStartProtocolInterface()
1251     PDecl->startDuplicateDefinitionForComparison();  in ActOnStartProtocolInterface()
1263     PDecl = ObjCProtocolDecl::Create(Context, SemaRef.CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1267     SemaRef.PushOnScopeChains(PDecl, SemaRef.TUScope);  in ActOnStartProtocolInterface()
1268     PDecl->startDefinition();  in ActOnStartProtocolInterface()
1271   SemaRef.ProcessDeclAttributeList(SemaRef.TUScope, PDecl, AttrList);  in ActOnStartProtocolInterface()
1272   SemaRef.AddPragmaAttributes(SemaRef.TUScope, PDecl);  in ActOnStartProtocolInterface()
1273   SemaRef.ProcessAPINotes(PDecl);  in ActOnStartProtocolInterface()
1277     SemaRef.mergeDeclAttributes(PDecl, PrevDecl);  in ActOnStartProtocolInterface()
1281     diagnoseUseOfProtocols(SemaRef, PDecl, (ObjCProtocolDecl *const *)ProtoRefs,  in ActOnStartProtocolInterface()
1283     PDecl->setProtocolList((ObjCProtocolDecl*const*)ProtoRefs, NumProtoRefs,  in ActOnStartProtocolInterface()
1287   CheckObjCDeclScope(PDecl);  in ActOnStartProtocolInterface()
1288   ActOnObjCContainerStartDefinition(PDecl);  in ActOnStartProtocolInterface()
1289   return PDecl;  in ActOnStartProtocolInterface()
1292 static bool NestedProtocolHasNoDefinition(ObjCProtocolDecl *PDecl,  in NestedProtocolHasNoDefinition()  argument
1294   if (!PDecl->hasDefinition() ||  in NestedProtocolHasNoDefinition()
1295       !PDecl->getDefinition()->isUnconditionallyVisible()) {  in NestedProtocolHasNoDefinition()
1296     UndefinedProtocol = PDecl;  in NestedProtocolHasNoDefinition()
1300   for (auto *PI : PDecl->protocols())  in NestedProtocolHasNoDefinition()
1316     ObjCProtocolDecl *PDecl = LookupProtocol(Pair.first, Pair.second);  in FindProtocolDeclaration()  local
1317     if (!PDecl) {  in FindProtocolDeclaration()
1323       if ((PDecl = Corrected.getCorrectionDeclAs<ObjCProtocolDecl>()))  in FindProtocolDeclaration()
1329     if (!PDecl) {  in FindProtocolDeclaration()
1334     if (!PDecl->isThisDeclarationADefinition() && PDecl->getDefinition())  in FindProtocolDeclaration()
1335       PDecl = PDecl->getDefinition();  in FindProtocolDeclaration()
1340       (void)SemaRef.DiagnoseUseOfDecl(PDecl, Pair.second);  in FindProtocolDeclaration()
1349         NestedProtocolHasNoDefinition(PDecl, UndefinedProtocol)) {  in FindProtocolDeclaration()
1354     Protocols.push_back(PDecl);  in FindProtocolDeclaration()
1795     ObjCProtocolDecl *PDecl =  in ActOnForwardProtocolDeclaration()  local
1799     SemaRef.PushOnScopeChains(PDecl, SemaRef.TUScope);  in ActOnForwardProtocolDeclaration()
1800     CheckObjCDeclScope(PDecl);  in ActOnForwardProtocolDeclaration()
1802     SemaRef.ProcessDeclAttributeList(SemaRef.TUScope, PDecl, attrList);  in ActOnForwardProtocolDeclaration()
1803     SemaRef.AddPragmaAttributes(SemaRef.TUScope, PDecl);  in ActOnForwardProtocolDeclaration()
1806       SemaRef.mergeDeclAttributes(PDecl, PrevDecl);  in ActOnForwardProtocolDeclaration()
1808     DeclsInGroup.push_back(PDecl);  in ActOnForwardProtocolDeclaration()
2686 static void findProtocolsWithExplicitImpls(const ObjCProtocolDecl *PDecl,  in findProtocolsWithExplicitImpls()  argument
2688   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>())  in findProtocolsWithExplicitImpls()
2689     PNS.insert(PDecl->getIdentifier());  in findProtocolsWithExplicitImpls()
2690   for (const auto *PI : PDecl->protocols())  in findProtocolsWithExplicitImpls()
2711     Sema &S, ObjCImplDecl *Impl, ObjCProtocolDecl *PDecl, bool &IncompleteImpl,  in CheckProtocolMethodDefs()  argument
2733   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>()) {  in CheckProtocolMethodDefs()
2738     if (ProtocolsExplictImpl->contains(PDecl->getIdentifier()))  in CheckProtocolMethodDefs()
2763   if (!PDecl->isThisDeclarationADefinition() &&  in CheckProtocolMethodDefs()
2764       PDecl->getDefinition())  in CheckProtocolMethodDefs()
2765     PDecl = PDecl->getDefinition();  in CheckProtocolMethodDefs()
2774     for (auto *method : PDecl->instance_methods()) {  in CheckProtocolMethodDefs()
2799           WarnUndefinedMethod(S, Impl, method, IncompleteImpl, DIAG, PDecl);  in CheckProtocolMethodDefs()
2804   for (auto *method : PDecl->class_methods()) {  in CheckProtocolMethodDefs()
2821         WarnUndefinedMethod(S, Impl, method, IncompleteImpl, DIAG, PDecl);  in CheckProtocolMethodDefs()
2826   for (auto *PI : PDecl->protocols())  in CheckProtocolMethodDefs()
3934     Sema &S, ObjCProtocolDecl *PDecl, ObjCCategoryDecl *CDecl);
3944     Sema &S, ObjCProtocolDecl *PDecl, ObjCCategoryDecl *CDecl) {  in DiagnoseCategoryDirectMembersProtocolConformance()  argument
3945   if (!PDecl->isThisDeclarationADefinition() && PDecl->getDefinition())  in DiagnoseCategoryDirectMembersProtocolConformance()
3946     PDecl = PDecl->getDefinition();  in DiagnoseCategoryDirectMembersProtocolConformance()
3950   for (auto *MD : PDecl->methods()) {  in DiagnoseCategoryDirectMembersProtocolConformance()
3959   for (auto *PD : PDecl->properties()) {  in DiagnoseCategoryDirectMembersProtocolConformance()
3971         << CDecl->IsClassExtension() << CDecl << PDecl << IDecl;  in DiagnoseCategoryDirectMembersProtocolConformance()
3979                                                    PDecl->protocols());  in DiagnoseCategoryDirectMembersProtocolConformance()
5297                                          const ObjCPropertyDecl *&PDecl) const {  in GetIvarBackingPropertyAccessor()
5308   if ((PDecl = Method->findPropertyDecl()))  in GetIvarBackingPropertyAccessor()
5309     if (ObjCIvarDecl *IV = PDecl->getPropertyIvarDecl()) {  in GetIvarBackingPropertyAccessor()
5368     const ObjCPropertyDecl *PDecl;  in DiagnoseUnusedBackingIvarInAccessor()  local
5369     const ObjCIvarDecl *IV = GetIvarBackingPropertyAccessor(CurMethod, PDecl);  in DiagnoseUnusedBackingIvarInAccessor()
5387       Diag(PDecl->getLocation(), diag::note_property_declare);  in DiagnoseUnusedBackingIvarInAccessor()