[llvm] [SimplifyCFG] Support not in chain of comparisons. (PR #156497)

[Yingwei Zheng via llvm-commits]

https://github.com/dtcxzyw approved this pull request.

LGTM. As for the regression, can we fix it in CVP/SCCP?

https://github.com/llvm/llvm-project/pull/156497