257   struct SharedState : RefCountedBase<SharedState> {  struct in __anon727c24000111::SDiagsWriter
258     SharedState(StringRef File, DiagnosticOptions *Diags)  in SharedState()  argument
263     IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts;
266     SmallString<1024> Buffer;
269     llvm::BitstreamWriter Stream;
272     std::string OutputFile;
275     AbbreviationMap Abbrevs;
278     RecordData Record;
281     SmallString<256> diagBuf;
284     llvm::DenseSet<unsigned> Categories;
287     llvm::DenseMap<const char *, unsigned> Files;
290     DiagFlagsTy;
293     DiagFlagsTy DiagFlags;
298     bool EmittedAnyDiagBlocks;
301     std::unique_ptr<DiagnosticsEngine> MetaDiagnostics;