[Bug tree-optimization/108791] [12/13 Regression] ICE: verify_gimple failed

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108791

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2023-02-14
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
      Known to work|                            |11.3.0
      Known to fail|                            |12.1.0

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
  vect__2.16_79 = MEM <vector(4) int> [(int *)a_12(D) + ivtmp.31_52 * 1];
  vect__3.17_80 = [vec_unpack_lo_expr] vect__2.16_79;
  vect__3.17_81 = [vec_unpack_hi_expr] vect__2.16_79;
  _83 = BIT_FIELD_REF <vect__3.17_80, 64, 0>;


into:

  _109 = &MEM <vector(4) int> [(int *)a_12(D) + ivtmp.31_52 * 1];
  _11 = BIT_FIELD_REF <MEM <vector(4) int> [(int *)_109], 32, 32>;