chenglin.bi e719550e6f [InstCombine] fold icmp + select pattern by distributive laws ...

`C ? (Y != X) : (Z != X) --> (C ? Y : Z) != X`
`C ? (Y == X) : (Z == X) --> (C ? Y : Z) == X`

https://alive2.llvm.org/ce/z/-frXfs

Reviewed By: spatel

Differential Revision: https://reviews.llvm.org/D139076

2022-12-03 07:56:19 +08:00

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