[PATCH] D92495: [clang] Add a new nullability annotation for swift async: _Nullable_result

[Doug Gregor via Phabricator via cfe-commits]

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

This looks great to me, thank you!


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92495/new/

https://reviews.llvm.org/D92495