[PATCH] D51630: [DAGCombiner] try to convert pow(x, 0.25) to sqrt(sqrt(x))

[Tim Northover via Phabricator via llvm-commits]

t.p.northover accepted this revision.
t.p.northover added a comment.
This revision is now accepted and ready to land.

Thanks! LGTM.


https://reviews.llvm.org/D51630