[PATCH] D138526: [SimpleLoopUnswitch] unswitch selects

Joshua Cao via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue May 9 22:31:12 PDT 2023


caojoshua added a comment.

@vitalybuka I created https://github.com/llvm/llvm-project/issues/62633 to track the fact that LoopUnswitch can make msan miss bugs.

I think that your idea to turn off loop unswitching for functions with `sanitize_memory` makes the most sense.


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https://reviews.llvm.org/D138526



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