gcc/testsuite/gcc.dg/vect/pr40074.c

   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    int a;
  10    int b;
  11    int c;
  12    int d;
  13 } s;
  14
  15
  16 s arr[N] = {{7,0,1,5}, {7,2,3,5}, {7,4,5,5}, {7,6,7,5}, {7,8,9,5}, {7,10,11,5}, {7,12,13,5}, {7,14,15,5}, {7,16,17,5}, {7,18,19,5}, {7,20,21,5}, {7,22,23,5}, {7,24,25,5}, {7,26,27,5}, {7,28,29,5}, {7,30,31,5}};
  17
  18 __attribute__ ((noinline)) int
  19 main1 ()
  20 {
  21   s *p = arr, *q = arr + 1;
  22   int res[N];
  23   int i;
  24
  25   for (i = 0; i < N-1; i++)
  26     {
  27       res[i] = p->b + p->d + q->b;
  28       p++;
  29       q++;
  30     }
  31
  32   /* check results:  */
  33 #pragma GCC novector
  34   for (i = 0; i < N-1; i++)
  35     {
  36       if (res[i] != arr[i].b + arr[i].d + arr[i+1].b)
  37         abort ();
  38     }
  39
  40   return 0;
  41 }
  42
  43 int main (void)
  44 {
  45   int i;
  46
  47   check_vect ();
  48
  49   main1 ();
  50
  51   return 0;
  52 }
  53
  54