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From: Tim Bradshaw <t...@tfeb.org>
Newsgroups: comp.lang.lisp
Subject: Re: clhs pop question
Date: Fri, 18 Feb 2011 10:17:10 +0000
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On 2011-02-18 10:12:11 +0000, Tim Bradshaw said:

> No, they're not, although it's a bit obscure.

Actually, I take that back.  The *first* example is OK, because no 
literal list is being modified, just a binding.  The second example 
does modify literals and is non-conforming.

(I'm assuming the SETQs are OK, so we're not worrying about assigning 
to undefined variables at toplevel).