[PATCH] D32049: [Preprocessor] Implement empty vs omitted __VA_ARGS__ string-expansion MSVC Extension

[Erich Keane via Phabricator via cfe-commits]

erichkeane abandoned this revision.
erichkeane added a comment.

This has likely gone stale, and my employer has decided to tell customers to modify their code.


https://reviews.llvm.org/D32049