From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: =?UTF-8?Q?Cl=c3=a9ment_Pit-Claudel?= Newsgroups: gmane.emacs.devel Subject: Re: Tracking buffer positions across time, without markers (was Re: PL support) Date: Mon, 11 May 2020 11:03:37 -0400 Message-ID: References: <6a2c7d18-344e-fefb-63d5-79a99d0532fc@gmail.com> <942a8cb1-0382-cf83-5ff9-4e776c2660f0@gmail.com> <7f8bdd43-f4d7-e0a8-dcfa-6679215f9d44@gmail.com> <9e98ccbd-6b01-d076-79eb-6bd06ab803fb@gmail.com> <838shzd0zt.fsf@gnu.org> <0e1c224f-e3d8-0259-0fa9-b952dfbc6da7@gmail.com> <83zhaebldl.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="64961"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 Cc: joaotavora@gmail.com, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon May 11 17:05:11 2020 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 1jY9zS-000GpU-UV for ged-emacs-devel@m.gmane-mx.org; Mon, 11 May 2020 17:05:10 +0200 Original-Received: from localhost ([::1]:49186 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jY9zS-0006wt-0W for ged-emacs-devel@m.gmane-mx.org; Mon, 11 May 2020 11:05:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:36064) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jY9y2-0005rE-2D for emacs-devel@gnu.org; Mon, 11 May 2020 11:03:42 -0400 Original-Received: from mail-qv1-xf2e.google.com ([2607:f8b0:4864:20::f2e]:44037) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jY9y1-0002yZ-4x; Mon, 11 May 2020 11:03:41 -0400 Original-Received: by mail-qv1-xf2e.google.com with SMTP id ee19so1207529qvb.11; Mon, 11 May 2020 08:03:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=1jccHt5KoFKoRXZJDIlrLlMsE7PfbcuCS47rdRQP3Oc=; b=vE49hO1jNCIu8z3EoaRUIWtGzbV36kJAigAeJdFZulMJaW7WKuOrhurkGecr3AtSsG X+WbO64eqgBmabmOzWiwMl853v4tQ1UfE/WGhUbxvGF4r9gNxryOY7zJbp5nvczpwipC ThWQG00N0/oMYfMPCIysZdHB5pVwcf92auuO2dQQQNY3DzID3FeWrMtRR+P5lmlnAsRW j/HXWgAiJqzykfGzXw/t5o8bzojGHePvw/OA966dRflBBWVRdIUZNLyiTnPe62YzrQ/r bC+7JPk1uic4+Zkt9+KyKq5iJjH++IiFlsFyeM8IypMC2Q/F8wYRoHl25mf+Xy7+zm2o jovg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=1jccHt5KoFKoRXZJDIlrLlMsE7PfbcuCS47rdRQP3Oc=; b=PdS620GFgN1AjoySbiY5s0uTk4dlJJkyFef0mUoumamFtx5Vm/SkcoSMyR2tGXvPZF hhafojeWIevD7MOhrlEQwtDaorD1MWyzD16AEDVo9vbuMqgI3LSjYs0A4hE5E/2LCeoH kq+UmV45zIyEg0TgxzoKyES8gcvAmnTNRSzL6fa+Rq8ZJZxLdYLBBUfX/hjcRbyAtGo4 vPfUH/bEQQKP8mTsW9ncp5D/4aTYLJ966Y5N8NYmNtmjDI/9t/Jfb3bAPlXuhT8PVDn3 Pa1IkclZKcd66TSJZjUmbM7jUXsazD41hymBovKIP1am4uX9ixf0ZtIX/R8Jgg83+SJ/ aN6Q== X-Gm-Message-State: AGi0PuZ3oLT9R2MYy2y+L5vXydXq4+h0h/i+wXcBtN+AnDNWtflx49J9 2B4fM3pBqcWOf+UlTv7CMgiHBcyV X-Google-Smtp-Source: APiQypKV567s5olJZkiIOO5EKnaL55nJ0L5+QG7/FUiqr7x2xqo/wgNtyBDuaAnMm4zqX+QFVxe00A== X-Received: by 2002:a0c:b44c:: with SMTP id e12mr15691953qvf.30.1589209419364; Mon, 11 May 2020 08:03:39 -0700 (PDT) Original-Received: from ?IPv6:2601:184:4180:66e7:4d17:b25e:8d9:2188? ([2601:184:4180:66e7:4d17:b25e:8d9:2188]) by smtp.googlemail.com with ESMTPSA id 206sm8435892qki.48.2020.05.11.08.03.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 May 2020 08:03:38 -0700 (PDT) In-Reply-To: <83zhaebldl.fsf@gnu.org> Content-Language: en-GB Received-SPF: pass client-ip=2607:f8b0:4864:20::f2e; envelope-from=cpitclaudel@gmail.com; helo=mail-qv1-xf2e.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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:249794 Archived-At: On 11/05/2020 10.24, Eli Zaretskii wrote: >> It's not unusual for compilation cycles or checking to take up to a minute > > Minutes sounds ... bad. What takes minutes in these cases? Typechecking :) I often work with complicated type systems that can encode arbitrary properties, and there typechecking can be costly. Or I work with tools that statically check assertions in code, and often these checks are pretty slow.