1  /* { dg-do compile } */
       2  /* { dg-require-effective-target vect_int } */
       3  
       4  void test(int* input, int* out, unsigned x1, unsigned x2)
       5  {
       6    unsigned i, j;
       7    unsigned end = x1;
       8  
       9    for(i = j = 0; i < 1000; i++) {
      10        int sum = 0;
      11        end += x2;
      12        for( ; j < end; j++)
      13  	sum += input[j];
      14        out[i] = sum;
      15    }
      16  }
      17  
      18  /* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */