[llvm-bugs] [Bug 32706] instcombine transforms arithmetic into xor which can't be analyzed by ScalarEvolution

via llvm-bugs llvm-bugs at lists.llvm.org
Fri Apr 21 13:49:10 PDT 2017


Sanjay Patel <spatel+llvm at rotateright.com> changed:

           What    |Removed                     |Added
         Resolution|FIXED                       |---
             Status|RESOLVED                    |REOPENED

--- Comment #5 from Sanjay Patel <spatel+llvm at rotateright.com> ---

Chandler found that pinning to 'not' conflicts with some other instcombine
(inf-loop), so I had to revert this change:

I need to reduce a test from:

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