fn main() {
	defer(fn) { println('${@FN} - 0 - defer') }
	{
		defer { println('${@FN} - 1 - defer') }
		{
			defer { println('${@FN} - 2 - defer') }
			println('exit fn main().scope.2')
		}
		println('exit fn main().scope.1')
	}
	defer(fn) {
		println('defer(fn)')
	}
	println('exit fn main().scope.0')
}