1  /* { dg-require-effective-target vect_float } */
       2  
       3  #include <stdarg.h>
       4  #include "tree-vect.h"
       5  
       6  #define N 40
       7  #define M 128
       8  float in[N+M];
       9  float out[N];
      10  
      11  /* Outer-loop vectorization.  */
      12  
      13  __attribute__ ((noinline)) void
      14  foo (){
      15    int i,j;
      16    float diff;
      17  
      18    for (i = 0; i < N; i++) {
      19      diff = 0;
      20      for (j = 0; j < M; j+=4) {
      21        diff += in[j+i];
      22      }
      23      out[i]=diff;
      24    }
      25  }
      26  
      27  int main (void)
      28  {
      29    check_vect ();
      30    int i, j;
      31    float diff;
      32  
      33    for (i = 0; i < N; i++)
      34      in[i] = i;
      35  
      36    foo ();
      37    
      38    for (i = 0; i < N; i++) {
      39      diff = 0;
      40      for (j = 0; j < M; j+=4) {
      41        diff += in[j+i];
      42      }
      43      if (out[i] != diff)
      44        abort ();
      45    }
      46  
      47    return 0;
      48  }
      49  
      50  /* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect"  } } */