gcc/testsuite/gcc.dg/vect/no-tree-pre-pr45241.c

/* PR tree-optimization/45241 */
/* { dg-do compile } */

int
foo (short x)
{
  short i, y;
  int sum;

  for (i = 0; i < x; i++)
    y = x * i;

  for (i = x; i > 0; i--)
    sum += y;

  return sum;
}