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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/103641] [11/12 regression] Severe compile
 time regression in SLP vectorize step
Date: Fri, 10 Dec 2021 09:43:45 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103641

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |11.3
             Target|                            |aarch64-*-linux-gnu
            Summary|[aarch64][11 regression]    |[11/12 regression] Severe
                   |Severe compile time         |compile time regression in
                   |regression in SLP vectorize |SLP vectorize step
                   |step                        |
             Status|WAITING                     |NEW

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
 tree slp vectorization             :  53.92 ( 83%)   0.00 (  0%)  53.90 ( =
82%)
   19M ( 21%)

Still happens on the trunk.

Will provide the preprocessed source in a few minutes.=