[Bug tree-optimization/105528] [11/12/13 Regression] ICE: in expand_expr_real_2, at expr.cc:10290 with -O2 -mavx512f

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon May 9 06:39:43 GMT 2022


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105528

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Target Milestone|---                         |11.4
          Component|target                      |tree-optimization
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2022-05-09

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Without -g:
  _9 = _8 >= { 4294967295, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
  _10 = BIT_FIELD_REF <w, 32, 160>;
  _11 = VIEW_CONVERT_EXPR<unsigned int[16]>(w)[_10];
  _12 = _11 + 1;
  _18 = w;
  _19 = .VEC_SET (_18, _12, _10);
  w = _19;
  v_13 = VEC_COND_EXPR <_9, { 4294967264, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }>;

With -g:
  v_13 = .VCONDU (_8, { 4294967295, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
}, { 4294967264, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 111);


  vector(16) unsigned int _8;
  vector(16) <signed-boolean:1> _9;


More information about the Gcc-bugs mailing list