1  /* { dg-do compile } */
       2  
       3  #define N 256
       4  signed short image[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
       5  signed short block[N][N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
       6  
       7  /* Can't do outer-loop vectorization because of non-consecutive access.  */
       8  
       9  int
      10  foo (){
      11    int i,j;
      12    int diff = 0;
      13  
      14    for (i = 0; i < N; i++) {
      15      for (j = 0; j < N; j+=8) {
      16        diff += (image[i][j] - block[i][j]);
      17      }
      18    }
      19    return diff;
      20  }
      21  
      22  /* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
      23  /* { dg-final { scan-tree-dump-times "grouped access in outer loop" 1 "vect" } } */