[PATCH] D11989: [SimplifyCFG] Correctly set the is_zero_undef flag for llvm.cttz if <src> is non-zero

[David Majnemer via llvm-commits]

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

Thanks for fixing this!

LGTM but please do not commit with `SimplifyCFG` in the commit title, this is a change to `SimplifyLibCalls`.


http://reviews.llvm.org/D11989