From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Robert Pluim Newsgroups: gmane.emacs.devel Subject: Re: master 3e5298f: Improve performance of seq-union Date: Mon, 27 Sep 2021 16:57:16 +0200 Message-ID: <874ka66p83.fsf@gmail.com> References: <20210917120158.21934.71974@vcs0.savannah.gnu.org> <20210917120200.1851D20ABE@vcs0.savannah.gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18034"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Stefan Kangas To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Sep 27 16:59:09 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mUs60-0004Pe-E0 for ged-emacs-devel@m.gmane-mx.org; Mon, 27 Sep 2021 16:59:08 +0200 Original-Received: from localhost ([::1]:41024 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mUs5z-0004LM-3H for ged-emacs-devel@m.gmane-mx.org; Mon, 27 Sep 2021 10:59:07 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51270) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUs4G-0002jf-Qh for emacs-devel@gnu.org; Mon, 27 Sep 2021 10:57:20 -0400 Original-Received: from mail-wr1-x435.google.com ([2a00:1450:4864:20::435]:35621) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mUs4F-0008VK-CX for emacs-devel@gnu.org; Mon, 27 Sep 2021 10:57:20 -0400 Original-Received: by mail-wr1-x435.google.com with SMTP id i23so52570878wrb.2 for ; Mon, 27 Sep 2021 07:57:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:references:gmane-reply-to-list:date:in-reply-to :message-id:mime-version; bh=vg4mKtmc6i8HQnJ+wzV7osRDza+ZC1DuOfiJOUFsm28=; b=oqiPWTHJaXqQLOpDGyVxeN5xF0+CLHX5qWZ6oibBO5ogILGFu4nSqTRraVPzy+tehb EhxmS4zPNSMoXbdIyoBGbjSV0PpOJ0f2mv70l1gM+c0NnboIGlWkj7DRw39172eVG6Eb VHInRTG4tASIVLhTZ5bl0gBnp5UjBu9sMXW90OTWhkLKL72KWI1xjCAWY5HCU+xPAvS1 d7PRmDkpFOk8yy45V3ZDBI6w395IXMQVpzLBlCrRZlVtoLiNlo8LuKCi22/NJXSB1DhF j0RQMX0O99dCVxj3eqipJHc+Lo+6Cs6w2ZlN6BRtmcLKCAo7F0x+I5N+dGbRh9QHp3AQ OzqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:references :gmane-reply-to-list:date:in-reply-to:message-id:mime-version; bh=vg4mKtmc6i8HQnJ+wzV7osRDza+ZC1DuOfiJOUFsm28=; b=ntzZye6xoCs4T2Bhl+TPYOn+Phm59+XPz4E3JPcn5acbQCIzH9blK3MCDQ9/fej2Im /OnIJqmYc3FMciFc/ZS95q9frDdESbj8xU16oeYiNDIx/i+AO1lOyeUCEGpHS4Rw/c8Y Zj7CvRR9+oq/Me1uEvT0XGEFHwfpo/nFZn/6foT4n1LzHquRePKHaMV6gAxd65jOtbm4 6bLJbCk7JLgGGJ0ChmmARsam2G6FdPOy8AIufiYshwq9jOwTOpMb1PRFYk6VbFVDLx6M /beLRcUxLfxpnMSiRcIZ9oFznSoCGzIFjBMm+U0Pxm/K0v13Gzbwetk6sRD7Iki7vvIR Q00w== X-Gm-Message-State: AOAM5315cCpNle2dZ7e9jOkv0ub/3yNxCHkWCT7CW2dH4JHUzhEHtdHu P969ZOrdI+5Erm/9PmrIsNo= X-Google-Smtp-Source: ABdhPJzZbc4EJ/ALiYoLOZ/1g0hhvp+w0TxHHDdaV2uj1AWTOvkfOzIZNC+YlPX+D9uUy3Uuokn+Vw== X-Received: by 2002:a05:6000:1866:: with SMTP id d6mr261553wri.205.1632754637654; Mon, 27 Sep 2021 07:57:17 -0700 (PDT) Original-Received: from rltb ([82.66.8.55]) by smtp.gmail.com with ESMTPSA id k17sm278459wmj.0.2021.09.27.07.57.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Sep 2021 07:57:17 -0700 (PDT) Gmane-Reply-To-List: yes In-Reply-To: <20210917120200.1851D20ABE@vcs0.savannah.gnu.org> (Stefan Kangas's message of "Fri, 17 Sep 2021 08:01:59 -0400 (EDT)") Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=rpluim@gmail.com; helo=mail-wr1-x435.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, FREEMAIL_REPLY=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:275590 Archived-At: >>>>> On Fri, 17 Sep 2021 08:01:59 -0400 (EDT), stefankangas@gmail.com (Stefan Kangas) said: Stefan> branch: master Stefan> commit 3e5298fc96c98d2296432d31ee1d3de86a4c466c Stefan> Author: Stefan Kangas Stefan> Commit: Stefan Kangas Stefan> Improve performance of seq-union Stefan> * lisp/emacs-lisp/seq.el (seq-union): Improve performance by using Stefan> nreverse instead of seq-reverse. Utterly idle thought: would packages that tend to generate long lists and reverse them, such as Gnus, benefit from a builtin-in queue data type that supported efficient appending? Robert --