[PATCH] D51715: [LICM] Avoid duplicate work during building AliasSetTracker

[Philip Reames via Phabricator via llvm-commits]

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

Looked at the history in more detail, and decided I'm comfortable with this fix.  So, LGTM.

Serguei, the invalidation question is a separate one.  Let's see what falls out from this, and then revisit as needed.


https://reviews.llvm.org/D51715