From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Make peg.el a built-in library? Date: Sat, 09 Oct 2021 08:52:51 -0400 Message-ID: References: <875yvtbbn3.fsf@ericabrahamsen.net> <87a6jjc7c8.fsf@web.de> <87zgri22e2.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13091"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Helmut Eller Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Oct 09 14:53:50 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 1mZBrJ-0003De-Ek for ged-emacs-devel@m.gmane-mx.org; Sat, 09 Oct 2021 14:53:49 +0200 Original-Received: from localhost ([::1]:53322 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mZBrI-0002KL-7E for ged-emacs-devel@m.gmane-mx.org; Sat, 09 Oct 2021 08:53:48 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55506) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mZBqW-0001TN-JR for emacs-devel@gnu.org; Sat, 09 Oct 2021 08:53:01 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:43515) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mZBqT-0003hU-Oq for emacs-devel@gnu.org; Sat, 09 Oct 2021 08:52:59 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 1662280528; Sat, 9 Oct 2021 08:52:54 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id B24118004C; Sat, 9 Oct 2021 08:52:52 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1633783972; bh=CIjRa/FJlLgpvhCotuq2egEF/vhfQeVXiJOZAAr1EMw=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=jBpTtaKoQm+Psd+1sWJ+/R+5LL3I01UWLGlsNTKusf+/FJeUvIgHLP8KN0K4gXYXV 1sZdXns4+F/gLu8thP76J6d/8vA5SYmI9+iw/M3N6ABceUamuHrtU+9bVZV6KZarpo cAPI8QyFY0ECu+fa41Hau79aDi0nX7lKRNtg4nOPEPx6mA11MO5z65QgZbvYApxzc5 iQckTBBWFzE07iL8rWLENhbdYITDhVsOCvWOKf8nIvDxmrTH1LY1fn2dUlDgNGESjl s6ANSLVn3lvb0boQH3f4XGES7uv1HnR7H+dLQTCX4ZCLdY46u8JfDHGUDQDBKvnHhw 8JrYSZWAX4v3g== Original-Received: from pastel (unknown [45.72.241.23]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 857BE1204AD; Sat, 9 Oct 2021 08:52:52 -0400 (EDT) In-Reply-To: (Helmut Eller's message of "Sat, 09 Oct 2021 10:12:03 +0200") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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:276608 Archived-At: > For the general case, peg.el would need some form of proper tail calls. Maybe we could (re)use the tail-call elimination that I implemented for `named-let`. Stefan