From: bojohan+news@dd.chalmers.se (Johan Bockgård)
To: emacs-devel@gnu.org
Subject: Re: [PATCH] New convenience macros
Date: Thu, 23 Aug 2007 16:12:30 +0200 [thread overview]
Message-ID: <yoijhcmqfigh.fsf@gamma02.me.chalmers.se> (raw)
In-Reply-To: microsoft-free.874piq4j3h.fsf@youngs.au.com
Steve Youngs <steve@sxemacs.org> writes:
> However, there are situations where this optimisation won't work,
> here's an example...
>
> (if (and (featurep 'simple) (featurep 'xemacs)) a b)
>
> warns about free variables for both `a' and `b'. So I think having the
> macros as well as the optimisation is a good idea.
It does the right thing if you reverse the order of the feature tests.
The compiler could do better though.
--
Johan Bockgård
next prev parent reply other threads:[~2007-08-23 14:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-18 14:30 [PATCH] New convenience macros Steve Youngs
2007-08-19 15:52 ` Richard Stallman
2007-08-20 2:06 ` Steve Youngs
2007-08-20 10:58 ` Kim F. Storm
2007-08-20 18:30 ` Richard Stallman
2007-08-23 10:54 ` Steve Youngs
2007-08-23 14:12 ` Johan Bockgård [this message]
2007-08-23 14:47 ` Stefan Monnier
2007-08-23 18:24 ` Steve Youngs
2007-08-23 19:12 ` Stefan Monnier
2007-08-26 14:52 ` Steve Youngs
2007-08-26 22:47 ` Richard Stallman
2007-08-27 3:20 ` Steve Youngs
2007-08-20 4:09 ` Stefan Monnier
2007-08-23 11:13 ` Steve Youngs
2007-08-23 15:11 ` Stefan Monnier
2007-08-23 18:24 ` Steve Youngs
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