[PATCH] D44367: [InstCombine] peek through FP casts for sign-bit compares (PR36682)

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

In https://reviews.llvm.org/D44367#1035270, @spatel wrote:

> Patch updated:
>  This is only a rebase with the new tests from https://reviews.llvm.org/rL327301 and deleting the redundant ones.


Thanks, looks like a start!

> Should we handle x < 1, x > 0, x == 0, and x != 0 in this patch too?

Those don't really match the differential's subject, i'd say they should be in the next one[s].
(I suppose i can implement those cases now that there is an example :))


https://reviews.llvm.org/D44367