1  /* { dg-require-effective-target vect_float } */
       2  /* { dg-add-options bind_pic_locally } */
       3  
       4  #include <stdarg.h>
       5  #include "tree-vect.h"
       6  
       7  #define N 16
       8  
       9  float a[N];
      10  float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
      11  float d[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
      12  
      13  __attribute__ ((noinline))
      14  int main1 ()
      15  {
      16    int i, j;
      17  
      18    i = 0;
      19    j = 0;
      20    while (i < 5*N)
      21      {
      22        a[j] = c[j];
      23        i += 5;
      24        j++;
      25      }
      26  
      27    /* check results:  */
      28    for (i = 0; i <N; i++)
      29      {
      30        if (a[i] != c[i])
      31          abort ();
      32      }
      33  
      34  
      35    for (i = N; i > 0; i--)
      36      {
      37        a[N-i] = d[N-i];
      38      }
      39  
      40    /* check results:  */
      41    for (i = 0; i < N; i++)
      42      {
      43        if (a[i] != d[i])
      44          abort ();
      45      }
      46  
      47    return 0;
      48  }
      49  
      50  int main (void)
      51  {
      52    check_vect ();
      53  
      54    return main1 ();
      55  }
      56  
      57  /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
      58  /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */