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: Sat, 21 Apr 2018 18:42:39 -0400 Message-ID: References: <29f933ac-a6bf-8742-66a7-0a9d6d3e5a88@disroot.org> <83bmecy6fx.fsf@gnu.org> <0d3175d8-d996-651e-b221-71978bde3a65@cs.ucla.edu> <51e619e0-ee38-eb97-6c1d-0925b675290a@disroot.org> Reply-To: rms@gnu.org NNTP-Posting-Host: blaine.gmane.org Content-Type: text/plain; charset=Utf-8 X-Trace: blaine.gmane.org 1524350451 18810 195.159.176.226 (21 Apr 2018 22:40:51 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 21 Apr 2018 22:40:51 +0000 (UTC) Cc: eliz@gnu.org, eggert@cs.ucla.edu, emacs-devel@gnu.org To: "Siraphob \(Ben\) Phipathananunth" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Apr 22 00:40:47 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 1fA1BS-0004fw-G1 for ged-emacs-devel@m.gmane.org; Sun, 22 Apr 2018 00:40:42 +0200 Original-Received: from localhost ([::1]:53326 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fA1DZ-0005Wz-Ac for ged-emacs-devel@m.gmane.org; Sat, 21 Apr 2018 18:42:53 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59823) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fA1DS-0005UO-FO for emacs-devel@gnu.org; Sat, 21 Apr 2018 18:42:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fA1DR-0006gg-K9 for emacs-devel@gnu.org; Sat, 21 Apr 2018 18:42:46 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:39768) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fA1DL-0006cf-Kl; Sat, 21 Apr 2018 18:42:39 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1fA1DL-0002xj-27; Sat, 21 Apr 2018 18:42:39 -0400 In-reply-to: <51e619e0-ee38-eb97-6c1d-0925b675290a@disroot.org> (siraben@disroot.org) 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:224777 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. ]]] > Of course we could to do that. Hopefully there isn't existing > Emacs Lisp code that relies on unsafe arithmetic /anywhere/. If the > functions + - * / operate on bignums (instead of dedicated bignum > functions), would that mean we drop 32/64 bit integers entirely? To eliminate the current types for small integers would require rewriting of much of the C code in Emacs. It would be better to represent small integers as now, and have a different structure for larger integers. -- Dr Richard Stallman President, Free Software Foundation (https://gnu.org, https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org) Skype: No way! See https://stallman.org/skype.html.