[PATCH] D48111: [JumpThreading] Don't try to rewrite a use if it's already valid.

[Davide Italiano via Phabricator via llvm-commits]

davide accepted this revision.
davide added a subscriber: kuhar.
davide added a comment.
This revision is now accepted and ready to land.

LGTM. @kuhar ?


Repository:
  rL LLVM

https://reviews.llvm.org/D48111