gcc/testsuite/gcc.dg/vect/vect-8.c

   1 /* { dg-require-effective-target vect_float } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 16
   7
   8 float b[N] = {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30};
   9 float a[N];
  10
  11 __attribute__ ((noinline))
  12 int main1 (int n)
  13 {
  14   int i;
  15
  16   /* Vectorized: unknown loop bound).  */
  17   for (i = 0; i < n; i++){
  18     a[i] = b[i];
  19   }
  20
  21   /* check results:  */
  22   for (i = 0; i < n; i++)
  23     {
  24       if (a[i] != b[i])
  25         abort ();
  26     }
  27
  28   return 0;
  29 }
  30
  31 int main (void)
  32 {
  33   check_vect ();
  34
  35   return main1 (N);
  36 }
  37
  38 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */