[Bug tree-optimization/128013] [15/16/7 Regression] ICE at expand internal compiler error: SSA corruption with vectors

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128013

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|aarch64                     |aarch64, x86_64
             Status|UNCONFIRMED                 |NEW
      Known to work|                            |14.3.0
   Target Milestone|---                         |15.4
      Known to fail|                            |15.1.0
            Summary|[17 Regression] ICE at      |[15/16/7 Regression] ICE at
                   |expand internal compiler    |expand internal compiler
                   |error: SSA corruption with  |error: SSA corruption with
                   |vectors                     |vectors
   Last reconfirmed|                            |2026-10-19
     Ever confirmed|0                           |1

--- Comment #3 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.  I think the original testcase fails with the trunk due to the
introduction of SLPing for vector accesses.  But my C++ testcase dates further
back.