[llvm-bugs] [Bug 49889] Miscompile with LoopLoadElim due to wrong store forwarding (Attempt 3)

via llvm-bugs llvm-bugs at lists.llvm.org
Thu Jul 29 03:32:06 PDT 2021


Serguei Katkov <serguei.katkov at azul.com> changed:

           What    |Removed                     |Added
                 CC|                            |serguei.katkov at azul.com
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #6 from Serguei Katkov <serguei.katkov at azul.com> ---
It seems the bug is fixed by

commit e908e063d1f953984fff14636b1c1ad96de8d500
Author: Mindong Chen <chenmindong1 at huawei.com>
Date:   Mon Jul 19 19:24:38 2021 +0800

    [LoopUtils] Fix incorrect RT check bounds of loop-invariant mem accesses

    This fixes the lower and upper bound calculation of a
    RuntimeCheckingPtrGroup when it has more than one loop
    invariant pointers. Resolves PR50686.

    Reviewed By: fhahn

    Differential Revision: https://reviews.llvm.org/D104148

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