;; Test recursive non-tail call function

(def! sum-to (fn* (n) (if (= n 0) 0 (+ n (sum-to (- n 1))))))

(sum-to 10)
;=>55

;;; no try* yet, so test completion of side-effects
(def! res1 nil)
;=>nil
;;; For implementations without their own TCO this should fail and
;;; leave res1 unchanged
(def! res1 (sum-to 10000))
res1
;=>nil