1  /* { dg-do compile } */
       2  /* { dg-options "-O" } */
       3  
       4  const short __attribute__((vector_size(16))) y = { 0, 1, 2, 3, 4, 5, 6, 7 };
       5  
       6  int
       7  main (int argc, short *argv[])
       8  {
       9    int i = argc;
      10    y[i] = 7 - i; /* { dg-warning "read-only" } */
      11    return 0;
      12  }