1103     if (ObjCProtocolDecl *PDecl = LookupProtocol((*I)->getIdentifier(),  in CheckForwardProtocolDeclarationForCircularDependency()  local
1105       if (PDecl->getIdentifier() == PName) {  in CheckForwardProtocolDeclarationForCircularDependency()
1111       if (!PDecl->hasDefinition())  in CheckForwardProtocolDeclarationForCircularDependency()
1115             PDecl->getLocation(), PDecl->getReferencedProtocols()))  in CheckForwardProtocolDeclarationForCircularDependency()
1136   ObjCProtocolDecl *PDecl = nullptr;  in ActOnStartProtocolInterface()  local
1146     PDecl = ObjCProtocolDecl::Create(Context, CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1149     PDecl->startDefinition();  in ActOnStartProtocolInterface()
1161     PDecl = ObjCProtocolDecl::Create(Context, CurContext, ProtocolName,  in ActOnStartProtocolInterface()
1165     PushOnScopeChains(PDecl, TUScope);  in ActOnStartProtocolInterface()
1166     PDecl->startDefinition();  in ActOnStartProtocolInterface()
1170     ProcessDeclAttributeList(TUScope, PDecl, AttrList);  in ActOnStartProtocolInterface()
1174     mergeDeclAttributes(PDecl, PrevDecl);  in ActOnStartProtocolInterface()
1178     diagnoseUseOfProtocols(*this, PDecl, (ObjCProtocolDecl*const*)ProtoRefs,  in ActOnStartProtocolInterface()
1180     PDecl->setProtocolList((ObjCProtocolDecl*const*)ProtoRefs, NumProtoRefs,  in ActOnStartProtocolInterface()
1184   CheckObjCDeclScope(PDecl);  in ActOnStartProtocolInterface()
1185   return ActOnObjCContainerStartDefinition(PDecl);  in ActOnStartProtocolInterface()
1188 static bool NestedProtocolHasNoDefinition(ObjCProtocolDecl *PDecl,  in NestedProtocolHasNoDefinition()  argument
1190   if (!PDecl->hasDefinition() || PDecl->getDefinition()->isHidden()) {  in NestedProtocolHasNoDefinition()
1191     UndefinedProtocol = PDecl;  in NestedProtocolHasNoDefinition()
1195   for (auto *PI : PDecl->protocols())  in NestedProtocolHasNoDefinition()
1211     ObjCProtocolDecl *PDecl = LookupProtocol(Pair.first, Pair.second);  in FindProtocolDeclaration()  local
1212     if (!PDecl) {  in FindProtocolDeclaration()
1218       if ((PDecl = Corrected.getCorrectionDeclAs<ObjCProtocolDecl>()))  in FindProtocolDeclaration()
1223     if (!PDecl) {  in FindProtocolDeclaration()
1228     if (!PDecl->isThisDeclarationADefinition() && PDecl->getDefinition())  in FindProtocolDeclaration()
1229       PDecl = PDecl->getDefinition();  in FindProtocolDeclaration()
1234       (void)DiagnoseUseOfDecl(PDecl, Pair.second);  in FindProtocolDeclaration()
1243         NestedProtocolHasNoDefinition(PDecl, UndefinedProtocol)) {  in FindProtocolDeclaration()
1248     Protocols.push_back(PDecl);  in FindProtocolDeclaration()
1691     ObjCProtocolDecl *PDecl  in ActOnForwardProtocolDeclaration()  local
1696     PushOnScopeChains(PDecl, TUScope);  in ActOnForwardProtocolDeclaration()
1697     CheckObjCDeclScope(PDecl);  in ActOnForwardProtocolDeclaration()
1700       ProcessDeclAttributeList(TUScope, PDecl, attrList);  in ActOnForwardProtocolDeclaration()
1703       mergeDeclAttributes(PDecl, PrevDecl);  in ActOnForwardProtocolDeclaration()
1705     DeclsInGroup.push_back(PDecl);  in ActOnForwardProtocolDeclaration()
2565 static void findProtocolsWithExplicitImpls(const ObjCProtocolDecl *PDecl,  in findProtocolsWithExplicitImpls()  argument
2567   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>())  in findProtocolsWithExplicitImpls()
2568     PNS.insert(PDecl->getIdentifier());  in findProtocolsWithExplicitImpls()
2569   for (const auto *PI : PDecl->protocols())  in findProtocolsWithExplicitImpls()
2591                                     ObjCProtocolDecl *PDecl,  in CheckProtocolMethodDefs()  argument
2616   if (PDecl->hasAttr<ObjCExplicitProtocolImplAttr>()) {  in CheckProtocolMethodDefs()
2621     if (ProtocolsExplictImpl->find(PDecl->getIdentifier()) !=  in CheckProtocolMethodDefs()
2647   if (!PDecl->isThisDeclarationADefinition() &&  in CheckProtocolMethodDefs()
2648       PDecl->getDefinition())  in CheckProtocolMethodDefs()
2649     PDecl = PDecl->getDefinition();  in CheckProtocolMethodDefs()
2658     for (auto *method : PDecl->instance_methods()) {  in CheckProtocolMethodDefs()
2686                                   PDecl);  in CheckProtocolMethodDefs()
2691   for (auto *method : PDecl->class_methods()) {  in CheckProtocolMethodDefs()
2708         WarnUndefinedMethod(S, ImpLoc, method, IncompleteImpl, DIAG, PDecl);  in CheckProtocolMethodDefs()
2713   for (auto *PI : PDecl->protocols())  in CheckProtocolMethodDefs()
4696                                      const ObjCPropertyDecl *&PDecl) const {  in GetIvarBackingPropertyAccessor()
4707   if ((PDecl = Method->findPropertyDecl()))  in GetIvarBackingPropertyAccessor()
4708     if (ObjCIvarDecl *IV = PDecl->getPropertyIvarDecl()) {  in GetIvarBackingPropertyAccessor()
4767     const ObjCPropertyDecl *PDecl;  in DiagnoseUnusedBackingIvarInAccessor()  local
4768     const ObjCIvarDecl *IV = GetIvarBackingPropertyAccessor(CurMethod, PDecl);  in DiagnoseUnusedBackingIvarInAccessor()
4783       Diag(PDecl->getLocation(), diag::note_property_declare);  in DiagnoseUnusedBackingIvarInAccessor()