gcc/testsuite/gcc.dg/vect/vect-115.c

   1 /* { dg-require-effective-target vect_int } */
   2 /* { dg-additional-options "-fdump-tree-optimized-details-blocks" } */
   3
   4 #include <stdarg.h>
   5 #include "tree-vect.h"
   6
   7 #define N 16
   8
   9 struct s{
  10   int b[N];
  11   int c[N];
  12   int m;
  13 };
  14
  15 struct t{
  16   struct s strc_s;
  17   int m;
  18 };
  19
  20 struct test1{
  21   struct t strc_t;
  22   struct t *ptr_t;
  23   int k;
  24   int l;
  25 };
  26
  27 int a[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  28
  29 __attribute__ ((noinline))
  30 int main1 ()
  31 {
  32   int i;
  33   struct test1 tmp1;
  34   struct t tmp2;
  35
  36   tmp1.ptr_t = &tmp2;
  37
  38   /* DR bases comparison: record and array.  */
  39   for (i = 0; i < N; i++)
  40     {
  41       tmp1.strc_t.strc_s.b[i] = a[i];
  42     }
  43
  44   /* Check results.  */
  45 #pragma GCC novector
  46   for (i = 0; i < N; i++)
  47     {
  48       if (tmp1.strc_t.strc_s.b[i] != a[i])
  49         abort();
  50     }
  51
  52   /* DR bases comparison: record containing ptr and array.  */
  53   for (i = 0; i < N; i++)
  54     {
  55       tmp1.ptr_t->strc_s.c[i] = a[i];
  56     }
  57
  58   /* Check results.  */
  59 #pragma GCC novector
  60   for (i = 0; i < N; i++)
  61     {
  62       if (tmp1.ptr_t->strc_s.c[i] != a[i])
  63         abort();
  64     }
  65
  66
  67   return 0;
  68 }
  69
  70 int main (void)
  71 {
  72   check_vect ();
  73
  74   return main1 ();
  75 }
  76
  77 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" } } */
  78
  79
  80 /* { dg-final { scan-tree-dump-not "Invalid sum" "optimized" } } */