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Re: tail recursion hack in Emacs Lisp?
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From: |
Oliver Scholz |
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Subject: |
Re: tail recursion hack in Emacs Lisp? |
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Date: |
Fri, 16 Jul 2004 18:23:02 +0200 |
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User-agent: |
Gnus/5.1006 (Gnus v5.10.6) Emacs/21.3.50 (windows-nt) |
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
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