[PATCH] D32876: [InstSimplify] add folds for or-of-casted-icmps

[Eli Friedman via Phabricator via llvm-commits]

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

LGTM.

The second testcase isn't getting folded because ConstantFoldCastOperand isn't getting called (you call ConstantExpr::getCast and never attempt to fold it).  IIRC there was a thread recently about a similar problem with InstSimplify of GEPs.


https://reviews.llvm.org/D32876