43   llvm::Optional<RefBundle> Refs;  member
268   static void mapping(IO &IO, RefBundle &Refs) {  in mapping()
270                                                                  Refs.first);  in mapping()
272     IO.mapRequired("References", Refs.second);  in mapping()
380     } else if (IO.mapTag("!Refs", Variant.Refs.hasValue())) {  in mapping()
382         Variant.Refs.emplace();  in mapping()
383       MappingTraits<RefBundle>::mapping(IO, *Variant.Refs);  in mapping()
414   if (O.Refs)  in writeYAML()
415     for (auto &Sym : *O.Refs) {  in writeYAML()
417       Entry.Refs = Sym;  in writeYAML()
442   RefSlab::Builder Refs;  in readYAML()  local
459     if (Variant.Refs)  in readYAML()
460       for (const auto &Ref : Variant.Refs->second)  in readYAML()
461         Refs.insert(Variant.Refs->first, Ref);  in readYAML()
480   Result.Refs.emplace(std::move(Refs).build());  in readYAML()
500   RefBundle Refs = {Data.first, Data.second};  in toYAML()  local
505     Yout << Refs;  in toYAML()