From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: Using the GNU GMP Library for Bignums in Emacs Date: Thu, 12 Jul 2018 19:35:33 -0400 Message-ID: References: <29f933ac-a6bf-8742-66a7-0a9d6d3e5a88@disroot.org> <83bmecy6fx.fsf@gnu.org> <0d3175d8-d996-651e-b221-71978bde3a65@cs.ucla.edu> <87tvpdnzgy.fsf@tromey.com> <4c2a814f-c254-29e5-39cf-11b5f2e5c9c8@cs.ucla.edu> <49d8ba62-c9a5-9203-d882-8e900b441ff3@cs.ucla.edu> <8e0320d9-e0d0-2b57-57cc-2df4399f133c@cs.ucla.edu> <87lgaio7xd.fsf@tromey.com> <877em1cb0i.fsf@tromey.com> Reply-To: rms@gnu.org NNTP-Posting-Host: blaine.gmane.org Content-Type: text/plain; charset=Utf-8 X-Trace: blaine.gmane.org 1531438471 20232 195.159.176.226 (12 Jul 2018 23:34:31 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 12 Jul 2018 23:34:31 +0000 (UTC) Cc: tom@tromey.com, emacs-devel@gnu.org, monnier@IRO.UMontreal.CA, eggert@cs.ucla.edu To: Tom Tromey Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Jul 13 01:34:27 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 1fdl6Q-00058e-DE for ged-emacs-devel@m.gmane.org; Fri, 13 Jul 2018 01:34:26 +0200 Original-Received: from localhost ([::1]:34496 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fdl8X-0002VW-Fv for ged-emacs-devel@m.gmane.org; Thu, 12 Jul 2018 19:36:37 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:40599) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fdl7s-0002VQ-VW for emacs-devel@gnu.org; Thu, 12 Jul 2018 19:35:57 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fdl7s-0004Dh-33 for emacs-devel@gnu.org; Thu, 12 Jul 2018 19:35:56 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:54267) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fdl7Y-0003WX-G1; Thu, 12 Jul 2018 19:35:36 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1fdl7V-0001Y3-2t; Thu, 12 Jul 2018 19:35:33 -0400 In-Reply-To: <877em1cb0i.fsf@tromey.com> (message from Tom Tromey on Wed, 11 Jul 2018 22:51:09 -0600) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e 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:227306 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > Richard> Simplifying the documentation is often a good reason to change the > Richard> Emacs Lisp language. But it is not automatically decisive. In this > Richard> case, there may be important advantages on the other side too. > Yeah, I just don't know what those advantages are; or maybe they were > explained and I missed and/or did not understand them. It is this: > Speaking of downsides, I think there is at least one downside of making > 'eq' work for bignums, which is that it is slower. I don't know HOW bad this will be. (It would be nice to find out by experiment.) That's why I said there _may_ be important advantages on the other side. I don't know how important they are. -- Dr Richard Stallman President, Free Software Foundation (https://gnu.org, https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)