From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: [RFC] Omit all GCPRO stuff if GC_MAKE_GCPROS_NOOPS Date: Mon, 16 Jul 2012 07:14:09 -0700 Organization: UCLA Computer Science Department Message-ID: <500421B1.3000807@cs.ucla.edu> References: <5002FF32.2090308@yandex.ru> <5003B781.7080006@cs.ucla.edu> <87vchnq3ml.fsf@maru.md5i.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1342448106 20813 80.91.229.3 (16 Jul 2012 14:15:06 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 16 Jul 2012 14:15:06 +0000 (UTC) Cc: Dmitry Antipov , Emacs development discussions To: Michael Welsh Duggan Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jul 16 16:15:06 2012 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Sqm4j-0003D0-Ki for ged-emacs-devel@m.gmane.org; Mon, 16 Jul 2012 16:15:01 +0200 Original-Received: from localhost ([::1]:55881 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Sqm4i-0000oy-Hg for ged-emacs-devel@m.gmane.org; Mon, 16 Jul 2012 10:15:00 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:43712) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Sqm4b-0000mQ-PG for emacs-devel@gnu.org; Mon, 16 Jul 2012 10:14:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Sqm4M-0008Th-F6 for emacs-devel@gnu.org; Mon, 16 Jul 2012 10:14:53 -0400 Original-Received: from smtp.cs.ucla.edu ([131.179.128.62]:50205) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Sqm4M-0008QJ-9F for emacs-devel@gnu.org; Mon, 16 Jul 2012 10:14:38 -0400 Original-Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.cs.ucla.edu (Postfix) with ESMTP id E2F6DA60001; Mon, 16 Jul 2012 07:14:28 -0700 (PDT) X-Virus-Scanned: amavisd-new at smtp.cs.ucla.edu Original-Received: from smtp.cs.ucla.edu ([127.0.0.1]) by localhost (smtp.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 302Zt0aH5-t7; Mon, 16 Jul 2012 07:14:28 -0700 (PDT) Original-Received: from [192.168.1.4] (pool-108-23-119-2.lsanca.fios.verizon.net [108.23.119.2]) by smtp.cs.ucla.edu (Postfix) with ESMTPSA id E9DB239E8008; Mon, 16 Jul 2012 07:14:27 -0700 (PDT) User-Agent: Mozilla/5.0 (X11; Linux i686; rv:13.0) Gecko/20120615 Thunderbird/13.0.1 In-Reply-To: <87vchnq3ml.fsf@maru.md5i.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 131.179.128.62 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:151665 Archived-At: On 07/16/2012 05:42 AM, Michael Welsh Duggan wrote: > Macros without the semicolons make cc-mode > have to work much True. But surely there is a better way to solve this problem. As things stand, the patch proposes a macro that declares a dummy variable that's unused, primarily in order to avoid declaring some other variable that's unused. Why is this a win? After all, we have an unused variable either way.