1  /* PR tree-optimization/57230 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2" } */
       4  
       5  #include "strlenopt.h"
       6  
       7  int
       8  main ()
       9  {
      10    char p[] = "hello world";
      11    p[0] = (char) (strlen (p) - 1);
      12    if (strlen (p) != 11)
      13      abort ();
      14    return 0;
      15  }