[Bug tree-optimization/122023] New: [16 regression] ice in vect_build_slp_tree_2

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122023

            Bug ID: 122023
           Summary: [16 regression] ice in vect_build_slp_tree_2
           Product: gcc
           Version: 16.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: rguenth at gcc dot gnu.org
  Target Milestone: ---

unsigned int gvar1;
int gvar2;
void f ()
{
  unsigned int temp1;
  while (gvar1--)
    {
      temp1 = gvar2;
      gvar2 >>= 1;
      gvar2 &= 2147483647;
      temp1 <<= 31;
      gvar2 |= temp1;
    }
}