extern void f(int);
extern void link_error ();
extern float x;
extern double y;
extern long double z;
int
main ()
{
double nan = __builtin_nan ("");
float nanf = __builtin_nanf ("");
long double nanl = __builtin_nanl ("");
double pinf = __builtin_inf ();
float pinff = __builtin_inff ();
long double pinfl = __builtin_infl ();
if (__builtin_finite (pinf))
link_error ();
if (__builtin_finitef (pinff))
link_error ();
if (__builtin_finitel (pinfl))
link_error ();
if (__builtin_finite (nan))
link_error ();
if (__builtin_finitef (nanf))
link_error ();
if (__builtin_finitel (nanl))
link_error ();
if (!__builtin_finite (4.0))
link_error ();
if (!__builtin_finitef (4.0))
link_error ();
if (!__builtin_finitel (4.0))
link_error ();
}