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Author SHA1 Message Date
Noah Goldstein
39e9862e6b [ValueTracking] Use predicates for incoming phi-edges to deduce non-zero 
This is basically a copy and paste of the same logic we do in
`computeKnownBits` but adapts it for just `isKnownNonZero`.

Differential Revision: https://reviews.llvm.org/D157801
 2023-08-22 10:59:02 -05:00
Noah Goldstein
fb92c0700b [ValueTracking] Add tests for deducing non-zero based for incoming phi-edges; NFC 
Differential Revision: https://reviews.llvm.org/D157798
 2023-08-22 10:59:02 -05:00