Unverified Commit b22917e6 authored by XChy's avatar XChy Committed by GitHub
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[InstCombine] Fold Ext(i1) Pred shr(A, BW - 1) => i1 Pred A s< 0 (#68244)

Resolves #67916 .
This patch folds `Ext(icmp (A, xxx)) Pred shr(A, BW - 1)` into `i1 Pred
A s< 0`.
[Alive2](https://alive2.llvm.org/ce/z/k53Xwa).
parent d2aa523f
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