1  /* { dg-do run } */
       2  
       3  int
       4  main ()
       5  {
       6  #if __SIZEOF_INT__ == 4
       7    unsigned x = 0xffffffff;
       8    __builtin_memset (1 + (char *) &x, 0, 2);
       9    if (x != 0xff0000ff)
      10      __builtin_abort ();
      11  #endif
      12    return 0;
      13  }