newlib-cygwin/winsup/cygwin/math/finite.c

#include <math.h>

int
finite (double x)
{
  return __builtin_isfinite (x);
}

int
finitef (float x)
{
  return __builtin_isfinite (x);
}

int
finitel (long double x)
{
  return __builtin_isfinite (x);
}