[PATCH] D28927: [ValueTracking] Add comment that CannotBeOrderedLessThanZero does the wrong thing for powi.

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 19 17:21:11 PST 2017

efriedma added a comment.

Oh, wait, I see, I really messed up my review of SignBitMustBeZero()... we return the wrong result for a ton of stuff.  I'd still prefer a bug report with a testcase over a TODO comment.


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