[llvm-bugs] [Bug 34959] Incorrect predication in SKX, opt-bisect blames SLP Vectorizer

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Jun 1 12:26:06 PDT 2021


https://bugs.llvm.org/show_bug.cgi?id=34959

Simon Pilgrim <llvm-dev at redking.me.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
                 CC|                            |craig.topper at gmail.com,
                   |                            |llvm-dev at redking.me.uk,
                   |                            |pengfei.wang at intel.com,
                   |                            |spatel+llvm at rotateright.com
             Status|NEW                         |RESOLVED
          Component|new bugs                    |Backend: X86
            Product|new-bugs                    |libraries

--- Comment #1 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
https://godbolt.org/z/ME9rKbYTn

Not sure this was a duplicate of [Bug #34665] - but it appears to have worked
in 4.0.1, was broken in 5.x and 6.x before being fixed in 7.x

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