[PATCH] D40115: Driver: remove `SupportsObjCGC`

[John McCall via Phabricator via cfe-commits]

rjmccall added a comment.

This isn't changing the actual driver interface in any way, it's just dead-code removal.  Seems fine to me.


Repository:
  rL LLVM

https://reviews.llvm.org/D40115