From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.devel Subject: RE: Preview: portable dumper Date: Fri, 2 Dec 2016 16:07:24 -0800 (PST) Message-ID: <2b63d48d-a678-49c2-a3a9-4f91d8d8bdb4@default> References: <<047a67ec-9e29-7e4e-0fb0-24c3e59b5886@dancol.org> <83zikjxt1j.fsf@gnu.org>> < <8360n6ruzu.fsf@gnu.org>> < <834m2nplmb.fsf@gnu.org> <83inr2oje6.fsf@gnu.org>> < <83shq6mlt3.fsf@gnu.org>> <> <> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1480723667 23367 195.159.176.226 (3 Dec 2016 00:07:47 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 3 Dec 2016 00:07:47 +0000 (UTC) Cc: eliz@gnu.org, emacs-devel@gnu.org To: rms@gnu.org, Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Dec 03 01:07:43 2016 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 1cCxri-0005mB-P3 for ged-emacs-devel@m.gmane.org; Sat, 03 Dec 2016 01:07:42 +0100 Original-Received: from localhost ([::1]:37087 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cCxrm-0004uE-J7 for ged-emacs-devel@m.gmane.org; Fri, 02 Dec 2016 19:07:46 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56136) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cCxre-0004tG-0x for emacs-devel@gnu.org; Fri, 02 Dec 2016 19:07:38 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cCxrd-0000Ht-Ar for emacs-devel@gnu.org; Fri, 02 Dec 2016 19:07:37 -0500 Original-Received: from aserp1040.oracle.com ([141.146.126.69]:32371) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cCxrX-0000FV-ND; Fri, 02 Dec 2016 19:07:31 -0500 Original-Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id uB307TSH030074 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 3 Dec 2016 00:07:30 GMT Original-Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserv0021.oracle.com (8.13.8/8.14.4) with ESMTP id uB307TKM016276 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 3 Dec 2016 00:07:29 GMT Original-Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id uB307QwY008505; Sat, 3 Dec 2016 00:07:26 GMT In-Reply-To: <> X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.9.1 (1003210) [OL 12.0.6753.5000 (x86)] X-Source-IP: aserv0021.oracle.com [141.146.126.233] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] [fuzzy] X-Received-From: 141.146.126.69 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:209961 Archived-At: > People expect to install one elc file and have it work in > multple Emacs versions. Would that it still were so. > Only rarely have we made changes that would prevent this. That used to be the case. Now, nearly every major release is incompatible, AFAICT. As far as I can see, long gone are the days when you could byte-compile in an older version and use the byte-compiled code in a newer version.