From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.devel Subject: Re: A few thoughts on seq.el Date: Mon, 01 Aug 2016 23:56:24 +0200 Message-ID: <87ziow17cn.fsf@web.de> References: <87eg68oow7.fsf@petton.fr> NNTP-Posting-Host: blaine Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1470090439 17995 195.159.176.226 (1 Aug 2016 22:27:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 1 Aug 2016 22:27:19 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Aug 02 00:27:16 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 1bULg3-0004MU-1b for ged-emacs-devel@m.gmane.org; Tue, 02 Aug 2016 00:27:15 +0200 Original-Received: from localhost ([::1]:53081 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bULfz-0007Q8-LI for ged-emacs-devel@m.gmane.org; Mon, 01 Aug 2016 18:27:11 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59957) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bULfV-0007Q2-7Q for emacs-devel@gnu.org; Mon, 01 Aug 2016 18:26:42 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bULfR-0000jc-0W for emacs-devel@gnu.org; Mon, 01 Aug 2016 18:26:40 -0400 Original-Received: from [195.159.176.226] (port=36184 helo=blaine) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bULfQ-0000j6-Pd for emacs-devel@gnu.org; Mon, 01 Aug 2016 18:26:36 -0400 Original-Received: from list by blaine with local (Exim 4.84_2) (envelope-from ) id 1bULCI-0003ad-TD for emacs-devel@gnu.org; Mon, 01 Aug 2016 23:56:30 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 15 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:JrAR/SL7R5M6/+1+a7JKoBN1hDo= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 195.159.176.226 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:206335 Archived-At: Nicolas Petton writes: > I take back what I previously said, I think it could make sense, even > if I generally don't like copy/pasting code. FWIW, there is also room for improvement in the implementation: If a list L has, say, 100000 elements, (cl-subseq l 1 3) will be very slow because it always calculates the length of the first argument L. Maybe we can do it better in seq.el. Michael.