1/* { dg-do compile } */
2
3#define N 40
4#define M 128
5signed short in[N+M];
6signed short coeff[M];
7int out[N];
8
9/* Outer-loop vectorization. */
10
11void
12foo (){
13  int i,j;
14  int diff;
15
16  for (i = 0; i < N; i++) {
17    diff = 0;
18    for (j = 0; j < M; j+=8) {
19      diff += in[j+i]*coeff[j];
20    }
21    out[i]=diff;
22  }
23}
24
25/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { target vect_widen_mult_hi_to_si } } } */
26/* { dg-final { cleanup-tree-dump "vect" } } */
27