gcc/testsuite/gcc.dg/vect/fast-math-vect-reduc-9.c

   1 /* { dg-require-effective-target vect_float } */
   2
   3 #include "tree-vect.h"
   4
   5 float x[1024];
   6 float
   7 test (void)
   8 {
   9   int i;
  10   float gosa = 0.0;
  11   for (i = 0; i < 1024; ++i)
  12     {
  13       float tem = x[i];
  14       gosa += tem * tem;
  15     }
  16   return gosa;
  17 }
  18
  19 int main (void)
  20 {
  21   check_vect ();
  22
  23   if (test () != 0.0)
  24     abort ();
  25
  26   return 0;
  27 }
  28
  29 /* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */