[llvm] [ValueTracking] Compute knownbits from `(icmp upred (add/sub nuw X, Y), C)` (PR #87180)

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Fri May 10 12:08:31 PDT 2024

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goldsteinn wrote:

ping

https://github.com/llvm/llvm-project/pull/87180

Previous message: [llvm] [InstCombine] Fold `(icmp pred (trunc nuw/nsw X), C)` -> `(icmp pred X, (zext/sext C))` (PR #87935)
Next message: [llvm] [ValueTracking] Extend LHS/RHS with matching operand to work without constants. (PR #85557)
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