[llvm] [DAGCombiner] Freeze maybe poison operands when folding select to logic (PR #84924)

[Nikita Popov via llvm-commits]

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nikic wrote:

Please rebase over https://github.com/llvm/llvm-project/commit/a7fb25dd1fcc2e5afcc65cccfa83b7b381b48906. Hard to understand what actually changed here.

https://github.com/llvm/llvm-project/pull/84924