From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: scratch/accurate-warning-pos: Solid progress: the branch now bootstraps. Date: Sun, 25 Nov 2018 10:45:09 -0800 Organization: UCLA Computer Science Department Message-ID: References: <20181117124534.GA8831@ACM> <83muq7u9rk.fsf@gnu.org> <20181123130904.GA2916@ACM> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1543171443 20490 195.159.176.226 (25 Nov 2018 18:44:03 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 25 Nov 2018 18:44:03 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 Cc: michael_heerdegen@web.de, eliz@gnu.org, cpitclaudel@gmail.com, monnier@IRO.UMontreal.CA, emacs-devel@gnu.org To: charles@aurox.ch, Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Nov 25 19:43:58 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gQzNt-0005AD-Av for ged-emacs-devel@m.gmane.org; Sun, 25 Nov 2018 19:43:57 +0100 Original-Received: from localhost ([::1]:60871 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gQzPz-0006fQ-J7 for ged-emacs-devel@m.gmane.org; Sun, 25 Nov 2018 13:46:07 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59609) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gQzPG-0006eH-PJ for emacs-devel@gnu.org; Sun, 25 Nov 2018 13:45:23 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gQzPG-0000Zx-3Q for emacs-devel@gnu.org; Sun, 25 Nov 2018 13:45:22 -0500 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:44246) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gQzPA-0000WS-Se; Sun, 25 Nov 2018 13:45:17 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 375251600FF; Sun, 25 Nov 2018 10:45:15 -0800 (PST) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id d-bnByI4d7KX; Sun, 25 Nov 2018 10:45:14 -0800 (PST) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 81FA016016C; Sun, 25 Nov 2018 10:45:14 -0800 (PST) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 0RIN2fmca-ET; Sun, 25 Nov 2018 10:45:14 -0800 (PST) Original-Received: from [192.168.1.9] (cpe-23-242-74-103.socal.res.rr.com [23.242.74.103]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 4AC111600FF; Sun, 25 Nov 2018 10:45:14 -0800 (PST) In-Reply-To: Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.devel:231362 Archived-At: I didn't realize until now that this branch makes EQ slower for everybody, for what seems to be a relatively minor issue (i.e., more accurate diagnostics). Surely there is a better way. Why not add an option to 'read' so that its returned value contains symbol-with-pos objects instead of symbol objects? That way, programs like the Elisp compiler that read objects can generate more accurate diagnostics without having to slow down EQ for everybody.