1  /* PR target/66137 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-mavx -O3 -ffixed-ebp" } */
       4  
       5  void
       6  foo (char *x, char *y, char *z, int a)
       7  {
       8    int i;
       9    for (i = a; i > 0; i--)
      10      *x++ = *y++ = *z++;
      11  }