[PATCH] D87877: [InstCombine] Fix errno bug in pow expansion to sqrt

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

I haven't been following this closely, but is there some reason we can't transform `powf(x, 0.5)` to `sqrt(x == -infinity ? qnan : x)`?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D87877/new/

https://reviews.llvm.org/D87877