1  /* { dg-require-effective-target vect_int } */
       2  
       3  #include <stdarg.h>
       4  #include "tree-vect.h"
       5  
       6  #define N 16 
       7  
       8  typedef struct {
       9     unsigned char a;
      10     unsigned char b;
      11     unsigned char c;
      12     unsigned char d;
      13     unsigned char e;
      14     unsigned char f;
      15     unsigned char g;
      16     unsigned char h;
      17  } s;
      18  
      19  __attribute__ ((noinline)) int
      20  main1 ()
      21  {
      22    int i;
      23    s arr[N];
      24    s *ptr = arr;
      25    s res[N];
      26    unsigned char u, t, s, x, z, w;
      27  
      28    for (i = 0; i < N; i++)
      29      {
      30        arr[i].a = i;
      31        arr[i].b = i * 2;
      32        arr[i].c = 17;
      33        arr[i].d = i+34;
      34        arr[i].e = i * 3 + 5;
      35        arr[i].f = i * 5;
      36        arr[i].g = i - 3;
      37        arr[i].h = 67;
      38        asm volatile ("" ::: "memory");
      39      }
      40  
      41    for (i = 0; i < N; i++)
      42      {
      43        u = ptr->b - ptr->a;
      44        t = ptr->d - ptr->c;
      45        res[i].c = u + t;
      46        x = ptr->b + ptr->d;
      47        res[i].a = ptr->a + x;
      48        res[i].d = u + t;
      49        s = ptr->h - ptr->a;
      50        res[i].b = s + t;
      51        res[i].f = ptr->f + ptr->h;
      52        res[i].e = ptr->b + ptr->e;
      53        res[i].h = ptr->d;
      54        res[i].g = u + t;
      55        ptr++;
      56      }
      57  
      58    /* check results:  */
      59    for (i = 0; i < N; i++)
      60      { 
      61        if (res[i].c != arr[i].b - arr[i].a + arr[i].d - arr[i].c
      62            || res[i].a != arr[i].a + arr[i].b + arr[i].d
      63            || res[i].d != arr[i].b - arr[i].a + arr[i].d - arr[i].c
      64            || res[i].b != arr[i].h - arr[i].a + arr[i].d - arr[i].c
      65            || res[i].f != arr[i].f + arr[i].h
      66            || res[i].e != arr[i].b + arr[i].e
      67            || res[i].h != arr[i].d
      68            || res[i].g != arr[i].b - arr[i].a + arr[i].d - arr[i].c)
      69           abort();
      70     }
      71  }
      72  
      73  
      74  int main (void)
      75  {
      76    check_vect ();
      77  
      78    main1 ();
      79  
      80    return 0;
      81  }
      82  
      83  /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */
      84