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: [EXPERIMENT] Emacs with the SpiderMonkey garbage collector Date: Fri, 24 Nov 2017 00:07:38 -0800 Organization: UCLA Computer Science Department Message-ID: <6f96617b-2c9a-2a2c-d39e-779f275c9bb8@cs.ucla.edu> References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1511510886 9468 195.159.176.226 (24 Nov 2017 08:08:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 24 Nov 2017 08:08:06 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 To: Pip Cet , emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Nov 24 09:07:53 2017 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 1eI91a-0001N3-2K for ged-emacs-devel@m.gmane.org; Fri, 24 Nov 2017 09:07:50 +0100 Original-Received: from localhost ([::1]:47764 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eI91f-00071u-IR for ged-emacs-devel@m.gmane.org; Fri, 24 Nov 2017 03:07:55 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48040) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eI91W-00071E-9B for emacs-devel@gnu.org; Fri, 24 Nov 2017 03:07:47 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eI91R-0000RD-7t for emacs-devel@gnu.org; Fri, 24 Nov 2017 03:07:46 -0500 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:39240) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eI91R-0000OS-1u for emacs-devel@gnu.org; Fri, 24 Nov 2017 03:07:41 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id B9E23160FA4; Fri, 24 Nov 2017 00:07:39 -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 dY7PEV8poJvp; Fri, 24 Nov 2017 00:07:39 -0800 (PST) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 02774160FAB; Fri, 24 Nov 2017 00:07:39 -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 I1lIO_E4yN-l; Fri, 24 Nov 2017 00:07:38 -0800 (PST) Original-Received: from [192.168.1.9] (unknown [47.154.30.119]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id D6DA9160FA4; Fri, 24 Nov 2017 00:07:38 -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:220418 Archived-At: Wow, sounds like you've done some interesting things, and it's interestin= g to=20 see that you got it to work at all with a copying collector. > I do advocate making the > official Emacs compile with G++ with the -fpermissive option, to help > further experiments. What changes would this entail? If you're already running Emacs through a= =20 C-to-C++ converter, why can't the converter arrange for the changes itsel= f? > - dumping (I'm currently using CANNOT_DUMP=3Dyes. Is that supposed to > work? Because it doesn't without a few changes to the initial Lisp > files.)=20 It is supposed to work. Admittedly it's not tested much. We really need t= o move=20 away from the current dumping model anyway, so CANNOT_DUMP mode will grow= in=20 importance (in some sense). > [1] - there's one place that uses "false" for "NULL" Please let us know where, and we'll fix it.