[PATCH] D142604: [Clang] Fix __VA_OPT__ implementation so that it treats the concatenation of a non-placemaker token and placemaker token as a non-placemaker token

[Erich Keane via Phabricator via cfe-commits]

erichkeane added subscribers: cor3ntin, tahonermann.
erichkeane added a comment.

Pretty sure @cor3ntin and @tahonermann are our Lexer code owners?  Or at least were in the initial proposal.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142604/new/

https://reviews.llvm.org/D142604