Zhongyunde 90d30fde12 [InstCombine] Add frozen for the condition value of SelectInst ...

If the condition value of SelectInst may be a poison or undef value,
infer constant range at SelectInst use is incorrect, similar to D143883.
Fixes https://github.com/llvm/llvm-project/issues/62401

Reviewed By: nikic
Differential Revision: https://reviews.llvm.org/D149339

2023-04-27 21:35:54 +08:00

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