[PATCH] D105052: [clang][darwin] add support for Mac Catalyst availability

[Duncan P. N. Exon Smith via Phabricator via cfe-commits]

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

LGTM, but since this hasn't been up for long maybe leave it open for a bit in case someone else has a comment.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105052/new/

https://reviews.llvm.org/D105052