[PATCH] D93882: [SCEV] recognize logical and/or pattern

Nikita Popov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 1 02:15:41 PST 2021


nikic added a comment.

Something that crossed my mind: While we now handle logical and/or correctly, the same underlying problem also exists for multi-exit loops. In that case we'd combine exit limits from multiple branches via umin(), even though some of them may be poisonous.


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