[PATCH] D51964: [InstCombine] Fold (xor (min/max X, Y), -1) -> (max/min ~X, ~Y) when X and Y are freely invertible.

[Anna Thomas via Phabricator via llvm-commits]

anna added a comment.

In https://reviews.llvm.org/D51964#1232736, @craig.topper wrote:

> This whole patch does fix the infinite loop from PR38915, but it requires the whole patch and not just the change in InstCombineSelect.cpp


The whole patch fixes our internal regression as well (PR38915 was the bug point reduced version of the regression). Thanks for the fix!


Repository:
  rL LLVM

https://reviews.llvm.org/D51964