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From: Oliver Scholz <alkibiades@gmx.de>
Subject: Re: tail recursion hack in Emacs Lisp?
Date: Fri, 16 Jul 2004 18:23:02 +0200	[thread overview]
Message-ID: <uzn5z6hw9.fsf@ID-87814.user.uni-berlin.de> (raw)
In-Reply-To: u7jt46leg.fsf@ID-87814.user.uni-berlin.de

Oliver Scholz <alkibiades@gmx.de> writes:

[`iterate' macro with code-walker]
>
> So my question is: Can anybody think of a case where this approach
> would break?

Silly me. The usual case for breaking such things would apply:

(iterate fact ((n 10)
	       (r 1))
  (if (= n 1)
      r
    (funcall (intern "fact") (1- n) (* n r))))

Not to mention `eval'.

:-(  :-(  :-(


    Oliver
-- 
29 Messidor an 212 de la Révolution
Liberté, Egalité, Fraternité!

  reply	other threads:[~2004-07-16 16:23 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-16 15:07 tail recursion hack in Emacs Lisp? Oliver Scholz
2004-07-16 16:23 ` Oliver Scholz [this message]
2004-07-16 16:42   ` Oliver Scholz
2004-07-16 16:53   ` Stefan Monnier
2004-07-16 17:37     ` Oliver Scholz

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