[KnownBits] Check functions that return zero for poison results
authorJay Foad <jay.foad@amd.com>
Thu, 25 May 2023 14:51:00 +0000 (15:51 +0100)
committerJay Foad <jay.foad@amd.com>
Thu, 25 May 2023 15:02:16 +0000 (16:02 +0100)
commit5aa6bbe7454147662f8a59e9b3eab96caa739977
tree96d427a0a77a8d219db5eca37192778b794d339b
parent6bc78f0cdba4ffc7fcf26215b33f6d01f2059032
[KnownBits] Check functions that return zero for poison results

Differential Revision: https://reviews.llvm.org/D151456
llvm/unittests/Support/KnownBitsTest.cpp