From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Potential GC-related problems in compose_chars_in_text Date: Fri, 16 Sep 2005 11:39:34 -0400 Message-ID: <87k6hh2fe8.fsf-monnier+emacs@gnu.org> References: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1126885709 14524 80.91.229.2 (16 Sep 2005 15:48:29 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Fri, 16 Sep 2005 15:48:29 +0000 (UTC) Cc: storm@cua.dk, emacs-devel@gnu.org, Kenichi Handa Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Sep 16 17:48:27 2005 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1EGIMg-0005o8-5W for ged-emacs-devel@m.gmane.org; Fri, 16 Sep 2005 17:43:02 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EGIMf-0000JJ-GU for ged-emacs-devel@m.gmane.org; Fri, 16 Sep 2005 11:43:01 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1EGILG-0008Hv-HM for emacs-devel@gnu.org; Fri, 16 Sep 2005 11:41:35 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1EGILB-0008Fi-8J for emacs-devel@gnu.org; Fri, 16 Sep 2005 11:41:33 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EGILA-0008F4-Qp for emacs-devel@gnu.org; Fri, 16 Sep 2005 11:41:28 -0400 Original-Received: from [209.226.175.93] (helo=tomts36-srv.bellnexxia.net) by monty-python.gnu.org with esmtp (Exim 4.34) id 1EGIJS-0001O1-59; Fri, 16 Sep 2005 11:39:42 -0400 Original-Received: from alfajor ([70.49.81.204]) by tomts36-srv.bellnexxia.net (InterMail vM.5.01.06.10 201-253-122-130-110-20040306) with ESMTP id <20050916153936.KPBL16985.tomts36-srv.bellnexxia.net@alfajor>; Fri, 16 Sep 2005 11:39:36 -0400 Original-Received: by alfajor (Postfix, from userid 1000) id B8D31D7828; Fri, 16 Sep 2005 11:39:34 -0400 (EDT) Original-To: rms@gnu.org In-Reply-To: (Richard M. Stallman's message of "Thu, 15 Sep 2005 21:01:33 -0400") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:42997 Archived-At: > Isn't it better to avoid using something like "offset++" as > an argument of a macro even if we know that it's currently > safe. > I see no danger in it--most of our macros are safe, and we keep them > that way. Actually, it often happens that things like ENABLE_CHECKING add assert statements in the macro expansion which causes the args to be used more than once. Stefan