[PATCH] D25993: [Objective-C] Add objc_subclassing_restricted attribute

[Manman Ren via cfe-commits]

manmanren accepted this revision.
manmanren added a reviewer: manmanren.
manmanren added a comment.
This revision is now accepted and ready to land.

LGTM.

Manman


Repository:
  rL LLVM

https://reviews.llvm.org/D25993