1  /* { dg-do compile } */
       2  /* { dg-additional-options "-ftree-vectorize -fno-vect-cost-model" } */
       3  
       4  extern char a[];
       5  char *b;
       6  void e() {
       7    char *d;
       8    int c;
       9    d = a;
      10    for (; c; c++) {
      11      d[2] = d[1] = d[0] = b[c];
      12      d += 3;
      13    }
      14  }