[Bug tree-optimization/127975] [16/17 Regression] vect: ICE in vect_get_loop_mask on omp declare simd simdlen(2) call with -mavx512vl and vect-partial-vector-usage=2

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127975

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |15.3.0
   Target Milestone|---                         |16.3
            Summary|vect: ICE in                |[16/17 Regression] vect:
                   |vect_get_loop_mask on omp   |ICE in vect_get_loop_mask
                   |declare simd simdlen(2)     |on omp declare simd
                   |call with -mavx512vl and    |simdlen(2) call with
                   |vect-partial-vector-usage=2 |-mavx512vl and
                   |                            |vect-partial-vector-usage=2
             Status|UNCONFIRMED                 |NEW
      Known to fail|                            |16.1.0
   Last reconfirmed|                            |2026-10-18
     Ever confirmed|0                           |1

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