1  /* { dg-require-effective-target vect_int } */
       2  
       3  #include <stdarg.h>
       4  #include "tree-vect.h"
       5  
       6  #define N 32 
       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 (s *arr)
      21  {
      22    int i;
      23    s *ptr = arr;
      24    s res[N];
      25    unsigned char u, t, s, x, y, z, w;
      26  
      27    for (i = 0; i < N; i++)
      28      {
      29        u = ptr->b - ptr->a;
      30        t = ptr->d - ptr->c;
      31        res[i].c = u + t;
      32        s =  ptr->a + ptr->g;
      33        x = ptr->b + ptr->d;
      34        res[i].a = s + x;
      35        res[i].d = u + t;
      36        s = ptr->h - ptr->a;
      37        x = ptr->d - ptr->c;
      38        res[i].b = s + x;
      39        res[i].f = ptr->f + ptr->h;
      40        res[i].e = ptr->b + ptr->e; 
      41        res[i].h = ptr->d - ptr->g;   
      42        res[i].g = u + t;
      43        ptr++; 
      44      } 
      45     
      46    /* check results:  */
      47    for (i = 0; i < N; i++)
      48      { 
      49        if (res[i].c != arr[i].b - arr[i].a + arr[i].d - arr[i].c
      50            || res[i].a != arr[i].a + arr[i].g + arr[i].b + arr[i].d
      51            || res[i].d != arr[i].b - arr[i].a + arr[i].d - arr[i].c
      52            || res[i].b != arr[i].h - arr[i].a + arr[i].d - arr[i].c
      53            || res[i].f != arr[i].f + arr[i].h
      54            || res[i].e != arr[i].b + arr[i].e
      55            || res[i].h != arr[i].d - arr[i].g
      56            || res[i].g != arr[i].b - arr[i].a + arr[i].d - arr[i].c
      57         )
      58            abort();
      59     }
      60  }
      61  
      62  int main (void)
      63  {
      64    int i;
      65    s arr[N];
      66    
      67    check_vect ();
      68  
      69    for (i = 0; i < N; i++)
      70      { 
      71        arr[i].a = i;
      72        arr[i].b = i * 2;
      73        arr[i].c = 17;
      74        arr[i].d = i+34;
      75        arr[i].e = i;
      76        arr[i].f = i + 5;
      77        arr[i].g = i + 3;
      78        arr[i].h = 67;
      79        asm volatile ("" ::: "memory");
      80      } 
      81  
      82    main1 (arr);
      83  
      84    return 0;
      85  }
      86  
      87  /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */
      88