[Bug tree-optimization/128426] [17 Regression] ICE: verify_ssa failed (PHI argument on abnormal edge is not SSA_NAME) during vrp at -O2/-Os

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128426

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|ICE: verify_ssa failed (PHI |[17 Regression] ICE:
                   |argument on abnormal edge   |verify_ssa failed (PHI
                   |is not SSA_NAME) during vrp |argument on abnormal edge
                   |at -O2/-Os                  |is not SSA_NAME) during vrp
                   |                            |at -O2/-Os
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2026-11-04
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.

This looks like a vrp issue dealing with simple dce I think ...