;; The refusal that defines "non-escaping". The copies live in a slot of
;; [make]'s frame, and the value would still be pointing at them after that
;; frame has gone.
;;
;; A returned function value is still fine when it captures nothing —
;; fn-values.flan returns one — so this is about the environment and not about
;; the shape of the value.
(defn make [n i32] (Fn [] i32) (fn [] n))

(defn main [] i32 (println ((make 3))) 0)