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[InstCombine] fix bug in pow expansion

Authored by spatel on Sep 15 2020, 6:27 AM.

Description

[InstCombine] fix bug in pow expansion

There at least one other bug related to pow -> sqrt transforms:
http://lists.llvm.org/pipermail/llvm-dev/2020-September/145051.html
...but we probably can't solve that without fixing this first.

Details

Committed
spatelSep 15 2020, 6:29 AM
Parents
rG7ffc9aa538df: [InstCombine] add RUN to show miscompile of pow expansion; NFC
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