From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: build broken: no defun org-float-time. Who's guilty, and what does he propose? Date: Tue, 08 Sep 2009 20:47:34 +0300 Message-ID: <83k5092urt.fsf@gnu.org> References: <20090907092823.GA3210@muc.de> <83ws4a3b49.fsf@gnu.org> <0C7A6FC6-085D-4B7F-9DC0-FF0493876153@raeburn.org> <83tyze34fd.fsf@gnu.org> <88A44246-FB18-46DB-B92D-00E1716F5F68@raeburn.org> <83my562kda.fsf@gnu.org> <1825F3C9-40EA-402E-9FE9-6BF0A1207F6A@raeburn.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1252432190 2852 80.91.229.12 (8 Sep 2009 17:49:50 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 8 Sep 2009 17:49:50 +0000 (UTC) Cc: emacs-devel@gnu.org To: Ken Raeburn Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Sep 08 19:49:42 2009 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1Ml4p4-0003xK-Er for ged-emacs-devel@m.gmane.org; Tue, 08 Sep 2009 19:49:42 +0200 Original-Received: from localhost ([127.0.0.1]:46369 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Ml4p3-0008CM-7B for ged-emacs-devel@m.gmane.org; Tue, 08 Sep 2009 13:49:41 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Ml4ov-0008Ao-Tn for emacs-devel@gnu.org; Tue, 08 Sep 2009 13:49:33 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Ml4ov-0008AU-3b for emacs-devel@gnu.org; Tue, 08 Sep 2009 13:49:33 -0400 Original-Received: from [199.232.76.173] (port=36351 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Ml4ov-0008AR-1i for emacs-devel@gnu.org; Tue, 08 Sep 2009 13:49:33 -0400 Original-Received: from mtaout6.012.net.il ([84.95.2.16]:21127) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1Ml4ou-0005Mk-I1 for emacs-devel@gnu.org; Tue, 08 Sep 2009 13:49:32 -0400 Original-Received: from conversion-daemon.i-mtaout6.012.net.il by i-mtaout6.012.net.il (HyperSendmail v2007.08) id <0KPN00A00YSHWA00@i-mtaout6.012.net.il> for emacs-devel@gnu.org; Tue, 08 Sep 2009 20:49:30 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([84.228.50.163]) by i-mtaout6.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0KPN00LJYYUGXF10@i-mtaout6.012.net.il>; Tue, 08 Sep 2009 20:49:28 +0300 (IDT) In-reply-to: <1825F3C9-40EA-402E-9FE9-6BF0A1207F6A@raeburn.org> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by monty-python.gnu.org: Solaris 10 (1203?) 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:115144 Archived-At: > From: Ken Raeburn > Date: Tue, 8 Sep 2009 03:54:28 -0400 > Cc: emacs-devel@gnu.org > > On Sep 7, 2009, at 23:20, Eli Zaretskii wrote: > >> But if a minor comment change is made in the compiler source, must we > >> recompile everything? > > > > Yes, why not? > > Excessive time spent rebuilding things that aren't going to change? This is why we want to avoid it as much as possible. What I asked is why do you think we might be able to get away without it. > >> We don't generally make .o files explicitly depend on the C > >> compiler. > > > > If a compiler can change the ABI, you must. > > True. Is that something we need to worry about with Emacs? It's > changed a handful of times in the history of Emacs, but hasn't it > generally been backwards-compatible? Mostly yes, but if you want to be sure...