From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!not-for-mail
From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Making --with-wide-int the default
Date: Fri, 16 Oct 2015 12:06:00 +0300
Message-ID: <83d1wf6v47.fsf@gnu.org>
References: <CA+5B0FOuWbpBUTsrE4tzzoLxACPQ-mgxx7zJKyW2LR77QRM=Ug@mail.gmail.com>
	<83r3trulse.fsf@gnu.org> <54E0D7E0.305@87.69.4.28>
	<83h9unukbg.fsf@gnu.org> <54E0DEF8.7020901@dancol>
	<83egpruiyp.fsf@gnu.org> <54E0FF93.2000104@dancol.org>
	<CAArVCkTi9sNLzGPuZ5n49X9pkMWjnfM+oUzQoj+Ko=KVW9kUtA@mail.gmail.com>
	<5610ED13.1010406@dancol.org>
	<CAArVCkS2F4Vc2tx6hDPAjF6oYr3PTZFqpjx7gUORHBvyD-kMxQ@mail.gmail.com>
	<56117F37.9060808@dancol.org>
	<CAArVCkQtXhdEF2nD3RF_q59G8PsLOG2T-qd+fdNAgMiYzawkkA@mail.gmail.com>
	<CA+5B0FMwh8t_BfQ+wrqjuw3LytB52-J=UBVtg-4n57BiebsPFA@mail.gmail.com>
	<CAArVCkRxNx0zNr-iRho-MZj0fMh7cegwwLgkxXbPU_ffmhHPXw@mail.gmail.com>
	<CA+5B0FN0v3kjWvkxEes2RivUGDyLbitZDOup7tZpErBp0Uc0vA@mail.gmail.com>
	<CAArVCkSLFTJcPeTH7S6sNLQL3y7p-wNEJ__9ZhCsRt73p2VNrw@mail.gmail.com>
	<CA+5B0FPBCo0BKc1VgRMxVyU+3Pw6L4cOJP8Dzf8bRC9v0h_R-A@mail.gmail.com>
	<83oag087gs.fsf@gnu.org>
	<CAAeL0SQYsdWY1=FBZXqHgASin7eH4g8CriSnk1Xh48KDLxdi-w@mail.gmail.com>
	<83oafz70im.fsf@gnu.org> <5620AF43.4050401@cs.ucla.edu>
	<8737xbusz1.fsf@fencepost.gnu.org>
Reply-To: Eli Zaretskii <eliz@gnu.org>
NNTP-Posting-Host: plane.gmane.org
X-Trace: ger.gmane.org 1444988154 10904 80.91.229.3 (16 Oct 2015 09:35:54 GMT)
X-Complaints-To: usenet@ger.gmane.org
NNTP-Posting-Date: Fri, 16 Oct 2015 09:35:54 +0000 (UTC)
Cc: lekktu@gmail.com, eggert@cs.ucla.edu, emacs-devel@gnu.org
To: David Kastrup <dak@gnu.org>
Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 16 11:35:46 2015
Return-path: <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>
Envelope-to: ged-emacs-devel@m.gmane.org
Original-Received: from lists.gnu.org ([208.118.235.17])
	by plane.gmane.org with esmtp (Exim 4.69)
	(envelope-from <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>)
	id 1Zn1QK-0004u5-B0
	for ged-emacs-devel@m.gmane.org; Fri, 16 Oct 2015 11:35:40 +0200
Original-Received: from localhost ([::1]:52198 helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>)
	id 1Zn1QJ-0004cP-N1
	for ged-emacs-devel@m.gmane.org; Fri, 16 Oct 2015 05:35:39 -0400
Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56239)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <eliz@gnu.org>) id 1Zn0xi-00025U-Fp
	for emacs-devel@gnu.org; Fri, 16 Oct 2015 05:06:07 -0400
Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <eliz@gnu.org>) id 1Zn0xh-00062G-RE
	for emacs-devel@gnu.org; Fri, 16 Oct 2015 05:06:06 -0400
Original-Received: from mtaout22.012.net.il ([80.179.55.172]:42035)
	by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from <eliz@gnu.org>)
	id 1Zn0xc-0005zd-Kp; Fri, 16 Oct 2015 05:06:00 -0400
Original-Received: from conversion-daemon.a-mtaout22.012.net.il by
	a-mtaout22.012.net.il (HyperSendmail v2007.08) id
	<0NWB002002I8FF00@a-mtaout22.012.net.il>;
	Fri, 16 Oct 2015 12:05:59 +0300 (IDT)
Original-Received: from HOME-C4E4A596F7 ([84.94.185.246]) by a-mtaout22.012.net.il
	(HyperSendmail v2007.08) with ESMTPA id
	<0NWB001HB2LYYS90@a-mtaout22.012.net.il>;
	Fri, 16 Oct 2015 12:05:59 +0300 (IDT)
In-reply-to: <8737xbusz1.fsf@fencepost.gnu.org>
X-012-Sender: halo1@inter.net.il
X-detected-operating-system: by eggs.gnu.org: Solaris 10
X-Received-From: 80.179.55.172
X-BeenThere: emacs-devel@gnu.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: "Emacs development discussions." <emacs-devel.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-devel>
List-Post: <mailto:emacs-devel@gnu.org>
List-Help: <mailto:emacs-devel-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=subscribe>
Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org
Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org
Xref: news.gmane.org gmane.emacs.devel:191732
Archived-At: <http://permalink.gmane.org/gmane.emacs.devel/191732>

> From: David Kastrup <dak@gnu.org>
> Cc: Eli Zaretskii <eliz@gnu.org>,  Juanma Barranquero <lekktu@gmail.com>,  emacs-devel@gnu.org
> Date: Fri, 16 Oct 2015 10:18:26 +0200
> 
> Instead of going to 64-bit unilaterally it would seem to make more sense
> to me to degrade gracefully into gmp.

How can GMP help extend the maximum size of buffers and strings beyond
what a 32-bit EMACS_INT allows?

And how can GMP be faster than (or even close to) the native 64-bit
integral types supported by the C compiler?