[PATCH] D63975: Warn when ScopeDepthOrObjCQuals overflows

[John McCall via Phabricator via cfe-commits]

rjmccall added a comment.

(Blocks don't actually allow default arguments, but apparently we still parse them, so we should test that path.)


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63975/new/

https://reviews.llvm.org/D63975