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
foo()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" } } */
24