gcc/testsuite/gcc.dg/vect/vect-2.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 char cb[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
   9 char ca[N] = {};
  10
  11 __attribute__ ((noinline))
  12 int main1 ()
  13 {
  14   int i;
  15
  16   for (i = 0; i < N; i++)
  17     {
  18       ca[i] = cb[i];
  19     }
  20
  21   /* check results:  */
  22   for (i = 0; i < N; i++)
  23     {
  24       if (ca[i] != cb[i])
  25         abort ();
  26     }
  27
  28   return 0;
  29 }
  30
  31 int main (void)
  32 {
  33   check_vect ();
  34
  35   return main1 ();
  36 }
  37
  38 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
  39 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */
  40 /* { dg-final { cleanup-tree-dump "vect" } } */