[PATCH] D159203: [InstCombine] Fold (A/-B)==(A/B) to (A/B)==0
Noah Goldstein via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Aug 30 12:17:54 PDT 2023
goldstein.w.n added inline comments.
================
Comment at: llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp:5167
+ // (A / -B) == (A / B) -> (A / B) == 0
+ {
----------------
goldstein.w.n wrote:
> This comment should include 'if B != INT_MIN'.
Err `B != INT_MAX` or `A != INT_MIN` (if you update to also fallback to `A` check.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D159203/new/
https://reviews.llvm.org/D159203
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