[PATCH] D67205: [SimplifyCFG] Don't SimplifyBranchOnICmpChain with ExtraCase

Vitaly Buka via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Sep 5 13:20:48 PDT 2019


vitalybuka added a comment.

In D67205#1659684 <https://reviews.llvm.org/D67205#1659684>, @efriedma wrote:

> You description of the issue uses "||" in the pseudo-code; I assume you actually mean a non-short-circuiting "|"?


yes, updated description

> Is there a general description somewhere of what restrictions msan places on IR transforms vs. normal IR semantics?  It's not obvious to me that this transform, specifically, is incorrect, as opposed to whatever transform is producing this IR.

I don't have one. @eugenis ?


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https://reviews.llvm.org/D67205





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