1908   ObjCInterfaceDecl *SDecl = nullptr;  in ActOnStartClassImplementation()  local
1918       SDecl = dyn_cast_or_null<ObjCInterfaceDecl>(PrevDecl);  in ActOnStartClassImplementation()
1919       if (SDecl && !SDecl->hasDefinition())  in ActOnStartClassImplementation()
1920         SDecl = nullptr;  in ActOnStartClassImplementation()
1921       if (!SDecl)  in ActOnStartClassImplementation()
1924       else if (IDecl && !declaresSameEntity(IDecl->getSuperClass(), SDecl)) {  in ActOnStartClassImplementation()
1928           << SDecl->getDeclName();  in ActOnStartClassImplementation()
1929         Diag(SDecl->getLocation(), diag::note_previous_definition);  in ActOnStartClassImplementation()
1945     if (SDecl) {  in ActOnStartClassImplementation()
1947                              Context.getObjCInterfaceType(SDecl),  in ActOnStartClassImplementation()
1964     ObjCImplementationDecl::Create(Context, CurContext, IDecl, SDecl,  in ActOnStartClassImplementation()