gnu/dist/gcc4/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 int main1 (int n)
  12 {
  13   int i;
  14
  15   /* Vectorized: unknown loop bound).  */
  16   for (i = 0; i < n; i++){
  17     a[i] = b[i];
  18   }
  19
  20   /* check results:  */
  21   for (i = 0; i < n; i++)
  22     {
  23       if (a[i] != b[i])
  24         abort ();
  25     }
  26
  27   return 0;
  28 }
  29
  30 int main (void)
  31 {
  32   check_vect ();
  33
  34   return main1 (N);
  35 }
  36
  37 /* Need misalignment support, or cgraph to delay emitting the arrays until
  38    after vectorization can force-align them.  */
  39 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_align } } } */
  40 /* { dg-final { cleanup-tree-dump "vect" } } */