const_func.osm

///
/// run this example with --consteval or with -O3
///
import "std/libc.osm"

constexpr func fac(x: i32) i32 {
	if x == 0 {
		return 1;
	} else {
		return fac(x - 1) * x;
	}

	return -1;
}

pub func main() i32 {
	var n = fac(5);
	printf("%i\n",n);
	return 0;
}