fn abc() {
	// a comment
	a := @LINE
	b := @FILE_LINE
	c := @FN
	println(a)
	println(b)
	println(c)
}

fn abc_direct() {
	// print at-exprs directly instead of using variables
	println(@LINE)
	println(@FILE_LINE)
	println(@FN)
}

fn main() {
	abc()
	abc_direct()
}
