From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#15880: Compute C declarations for DEFSYMs automatically. Date: Tue, 23 Dec 2014 12:15:45 -0500 Message-ID: References: <5282C8F4.5010806@cs.ucla.edu> <5494D719.4040507@cs.ucla.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1419355051 9089 80.91.229.3 (23 Dec 2014 17:17:31 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 23 Dec 2014 17:17:31 +0000 (UTC) Cc: 15880@debbugs.gnu.org To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Dec 23 18:17:23 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1Y3T5G-0001js-22 for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Dec 2014 18:17:22 +0100 Original-Received: from localhost ([::1]:45632 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y3T5F-0005Ae-9H for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Dec 2014 12:17:21 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51666) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y3T54-0005AQ-HB for bug-gnu-emacs@gnu.org; Tue, 23 Dec 2014 12:17:18 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y3T4w-00008h-A9 for bug-gnu-emacs@gnu.org; Tue, 23 Dec 2014 12:17:10 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:46607) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y3T4w-00008d-6h for bug-gnu-emacs@gnu.org; Tue, 23 Dec 2014 12:17:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Y3T4v-0005o8-NT for bug-gnu-emacs@gnu.org; Tue, 23 Dec 2014 12:17:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 23 Dec 2014 17:17:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15880 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 15880-submit@debbugs.gnu.org id=B15880.141935498322271 (code B ref 15880); Tue, 23 Dec 2014 17:17:01 +0000 Original-Received: (at 15880) by debbugs.gnu.org; 23 Dec 2014 17:16:23 +0000 Original-Received: from localhost ([127.0.0.1]:55973 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Y3T4J-0005n9-36 for submit@debbugs.gnu.org; Tue, 23 Dec 2014 12:16:23 -0500 Original-Received: from mercure.iro.umontreal.ca ([132.204.24.67]:57050) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Y3T4H-0005n1-DS for 15880@debbugs.gnu.org; Tue, 23 Dec 2014 12:16:21 -0500 Original-Received: from hidalgo.iro.umontreal.ca (hidalgo.iro.umontreal.ca [132.204.27.50]) by mercure.iro.umontreal.ca (Postfix) with ESMTP id 37C0385D8A; Tue, 23 Dec 2014 12:16:21 -0500 (EST) Original-Received: from lechon.iro.umontreal.ca (lechon.iro.umontreal.ca [132.204.27.242]) by hidalgo.iro.umontreal.ca (Postfix) with ESMTP id EE83C1E5B8C; Tue, 23 Dec 2014 12:15:45 -0500 (EST) Original-Received: by lechon.iro.umontreal.ca (Postfix, from userid 20848) id CF523B4154; Tue, 23 Dec 2014 12:15:45 -0500 (EST) In-Reply-To: <5494D719.4040507@cs.ucla.edu> (Paul Eggert's message of "Fri, 19 Dec 2014 17:55:37 -0800") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-DIRO-MailScanner-Information: Please contact the ISP for more information X-DIRO-MailScanner: Found to be clean X-DIRO-MailScanner-SpamCheck: n'est pas un polluriel, SpamAssassin (score=-2.82, requis 5, autolearn=not spam, ALL_TRUSTED -2.82, MC_TSTLAST 0.00) X-DIRO-MailScanner-From: monnier@iro.umontreal.ca X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:97691 Archived-At: > Attached, finally, is an updated version of the patch which should address > the points raised. As the ChangeLog notes, this patch uses a couple of ideas > that improve overall performance a bit for Elisp code, since it > means a decent C compiler can do better analysis of C code now that Qnil > etc. are constants. The constants are visible even to debuggers that don't > grok macros, which I think was the main sticking point with the > earlier approach. Could you split this patch into at least two parts: - auto-generate the symbols from make-docfile. - make Qnil be zero. The other part (make those Q be link-time constants) could be a third patch or folded into one of the other two. Stefan