gcc/testsuite/gm2/pimlib/run/pass/limittests.c

   1 #include <math.h>
   2 #include <stdio.h>
   3
   4 int main ()
   5 {
   6   double a = 1.0/0.0;
   7
   8   if (! isfinite (a))
   9     printf ("infinity detected\n");
  10
  11   a = 1.0/1.0;
  12
  13   if (isfinite (a))
  14     printf ("number is now finite\n");
  15   return 0;
  16 }