id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	difficulty
1834	Append-map sideeffects	Idiomdrottning		"(require-extension srfi-1)
(define (pz lis)
  (append-map
   (lambda (x) (map (lambda (y)
                      (print y)
                      (cons x y))
                    (pz (remove (lambda (y) (eq? y x)) lis))))
   lis))
(pz '(a b c d))

;; this is on 5.3.0.
;; prints nothing. But if it's map instead of append-map, it prints stuff."	defect	closed	critical	someday	extensions	5.3.0	invalid	srfi-1