[PATCH] D97064: [SCEV] Infer known bits from known sign bits

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

In D97064#2600628 <https://reviews.llvm.org/D97064#2600628>, @reames wrote:

> @lebedev.ri, poke

I'm not really surprised that it doesn't affect any tests, but does it affect any code out there?
If you can pinpoint some original source file that produces different final .ll/.s, a test case can be reduced trivially.


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