Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site mit-eddie.UUCP Path: utzoo!linus!philabs!cmcl2!floyd!whuxle!mit-eddie!barmar From: barmar@mit-eddie.UUCP (Barry Margolin) Newsgroups: net.lang.lisp Subject: Re: Optional Arguments in Franz Lisp Message-ID: <2078@mit-eddie.UUCP> Date: Fri, 8-Jun-84 00:14:40 EDT Article-I.D.: mit-eddi.2078 Posted: Fri Jun 8 00:14:40 1984 Date-Received: Sat, 9-Jun-84 07:51:07 EDT References: <2511@allegra.UUCP> Organization: MIT, Cambridge, MA Lines: 11 -------------------- (defun f (&optional x &optional y) (cons x y)) -------------------- I don't know Franz Lisp, but in Maclisp and Zetalisp, everything following &optional is optional, which means the second &optional is redundant, and this is probably the cause for the error. -- Barry Margolin ARPA: barmar@MIT-Multics UUCP: ..!genrad!mit-eddie!barmar