gcc/testsuite/gcc.dg/vect/vect-intfloat-conversion-2.c

   1 /* { dg-require-effective-target vect_float } */
   2
   3 #include <stdarg.h>
   4 #include "tree-vect.h"
   5
   6 #define N 32
   7
   8 int int_arr[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
   9 float float_arr[N];
  10 char char_arr[N];
  11
  12 __attribute__ ((noinline)) int main1 ()
  13 {
  14   int i;
  15
  16   for (i = 0; i < N; i++){
  17     float_arr[i] = (float) int_arr[i];
  18     char_arr[i] = 0;
  19   }
  20
  21   /* check results:  */
  22   for (i = 0; i < N; i++)
  23     {
  24       if (float_arr[i] != (float) int_arr[i])
  25         abort ();
  26       if (char_arr[i] != 0)
  27         abort ();
  28     }
  29
  30   return 0;
  31 }
  32
  33 int main (void)
  34 {
  35   check_vect ();
  36
  37   return main1 ();
  38 }
  39
  40 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_intfloat_cvt } } } */