1  /* { dg-do compile } */
       2  /* { dg-require-effective-target int128 } */
       3  /* { dg-options "-O -mavx512f" } */
       4  
       5  typedef unsigned long V __attribute__((vector_size(64)));
       6  typedef unsigned __int128 W __attribute__((vector_size(64)));
       7  
       8  V
       9  foo(int i, V v)
      10  {
      11    i *= ((W)(V){0, 0, 0, 0, 0, 1, v[0]})[2];
      12    v[i] = 0;
      13    i--;
      14    return v + i;
      15  }