[llvm-bugs] [Bug 37479] LoopIdiomRecognize can turn infinite loops into countable loop using ctlz

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=37479

Craig Topper <craig.topper at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED
 Fixed By Commit(s)|                            |r333702

--- Comment #6 from Craig Topper <craig.topper at gmail.com> ---
Fixed by r333702 where we now ask ValueTracking if can prove the input is
non-negative.

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