1  /* { dg-do compile } */
       2  /* { dg-require-effective-target vect_int } */
       3  
       4  int a[1024];
       5  
       6  void foo (void)
       7  {
       8    for (int i = 0; i < 1020; i += 4)
       9      {
      10        int suma = a[i];
      11        int sumb = a[i+1];
      12        int sumc = a[i+2];
      13        int sumd = a[i+3];
      14        for (unsigned j = 0; j < 77; ++j)
      15          {
      16            suma = (suma ^ i) + 1;
      17            sumb = (sumb ^ i) + 2;
      18            sumc = (sumc ^ i) + 3;
      19            sumd = (sumd ^ i) + 4;
      20          }
      21        a[i] = suma;
      22        a[i+1] = sumb;
      23        a[i+2] = sumc;
      24        a[i+3] = sumd;
      25      }
      26  }
      27  
      28  /* We should vectorize this outer loop with SLP.  */
      29  /* { dg-final { scan-tree-dump "OUTER LOOP VECTORIZED" "vect" } } */
      30  /* We don't yet support SLP inductions for variable length vectors.  */
      31  /* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" { xfail vect_variable_length } } } */
      32  /* { dg-final { scan-tree-dump-not "VEC_PERM_EXPR" "vect" } } */