[PATCH] D72375: Disallow an empty string literal in an asm label

[John McCall via Phabricator via cfe-commits]

rjmccall accepted this revision.
rjmccall added a comment.
This revision is now accepted and ready to land.

LGTM


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D72375/new/

https://reviews.llvm.org/D72375