From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.help Subject: Re: `max-specpdl-size' and `max-lisp-eval-depth' Date: Tue, 28 Sep 2021 13:14:42 +0200 Message-ID: <877df1dk9p.fsf@gnus.org> References: <87ilyoukp2.fsf@zoho.eu> <20210926071351.GA10016@tuxteam.de> <83czovo5dh.fsf@gnu.org> <87k0j1t1mv.fsf@gmx.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26096"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: help-gnu-emacs , Hongyi Zhao To: Stephen Berman Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Sep 28 13:15:34 2021 Return-path: Envelope-to: geh-help-gnu-emacs@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 1mVB5C-0006cd-0F for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 28 Sep 2021 13:15:34 +0200 Original-Received: from localhost ([::1]:42990 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVB5B-0003s2-1s for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 28 Sep 2021 07:15:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40882) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVB4S-0003qs-NU for help-gnu-emacs@gnu.org; Tue, 28 Sep 2021 07:14:48 -0400 Original-Received: from quimby.gnus.org ([2a01:4f9:2b:f0f::2]:33746) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVB4R-0003xH-85 for help-gnu-emacs@gnu.org; Tue, 28 Sep 2021 07:14:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=I8FinH7RFqd9o/mTpmSCRfrKSCXYiSeFSsw9u/5o5rc=; b=GRedE51XXBrKO4U41X0ySwZn+3 o8f2+PhkfbSiX3BJB7wP+/uxWG06cIldjrOYNurA0nHh5Qmg3p/VjyTI4l1MuHpacIB+CNaB3Vw5h aR+DNnDfxk+2j5RvdzKY++NQVPgqxAhj5gRYtbFZrWb4C0lywIGrCWgmAQ+MmpAgUIIo=; Original-Received: from [84.212.220.105] (helo=elva) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mVB4M-0001yR-QI; Tue, 28 Sep 2021 13:14:45 +0200 X-Now-Playing: My Brightest Diamond's _Bring Me The Workhorse_: "Gone Away" In-Reply-To: <87k0j1t1mv.fsf@gmx.net> (Stephen Berman's message of "Tue, 28 Sep 2021 12:50:32 +0200") Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -9 X-Spam_score: -1.0 X-Spam_bar: - X-Spam_report: (-1.0 / 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, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URI_DOTEDU=1.822 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:133340 Archived-At: Stephen Berman writes: > The term goes back to the beginnings of Lisp (McCarthy's paper from > 1960, available via the Wayback Machine from > http://www-formal.stanford.edu/jmc/recursive/node4.html): > > In general (we shall discuss an exception), the routine for a > recursive function uses itself as a subroutine [...] This possible > conflict is resolved by the SAVE and UNSAVE routines that use the > public push-down list. Perhaps we should put something about this in the `max-specpdl-size' doc string. You wouldn't happen to know what the "spec" part is referring to? :-) -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no