Maksim Kita ac357a4773 [InstCombine] Fold icmp or sub chain ((x1 - y1) | (x2 - y2)) == 0 ...

Improve ((x1 ^ y1) | (x2 ^ y2)) == 0 transform to also support sub ((x1 - y1) | (x2 - y2)) == 0.
Depends D155703.

Differential Revision: https://reviews.llvm.org/D155704

2023-07-26 19:16:41 +03:00

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