David Green b46427b9a2 [InstSimplify] (~A & B) | ~(A | B) --> ~A with logical and ...

According to https://alive2.llvm.org/ce/z/opsdrb, it is valid to convert
(~A & B) | ~(A | B) --> ~A even if the And is a Logical And. This came
up from the vector masking of predicated blocks.

Differential Revision: https://reviews.llvm.org/D137435

2022-11-07 10:03:18 +00:00

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