yronglin wrote: Do we also need to update `peekNextToken` in Lexer/TokenLexer?
> so the return value std::nullopt and tok::eof have two different meanings. We depent std::nullopt to walk up in macro stack in `isNextTokenOneOf`. https://github.com/llvm/llvm-project/pull/143898 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
