gcc/testsuite/gcc.c-torture/execute/ieee/980619-1.c

   1         int main(void)
   2         {
   3                 float reale = 1.0f;
   4                 float oneplus;
   5                 int i;
   6
   7                 if (sizeof (float) != 4)
   8                   exit (0);
   9
  10                 for (i = 0; ; i++)
  11                 {
  12                         oneplus = 1.0f + reale;
  13                         if (oneplus == 1.0f)
  14                                 break;
  15                         reale=reale/2.0f;
  16                 }
  17                 /* Assumes ieee754 accurate arithmetic above.  */
  18                 if (i != 24)
  19                   abort ();
  20                 else
  21                   exit (0);
  22         }
  23