From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.bugs Subject: bug#41441: 26.3; mhtml misbehaving font-lock extend region can cause Emacs to hang Date: Thu, 28 May 2020 22:50:30 +0300 Message-ID: References: <87pnasro4o.fsf@tromey.com> <87mu5sf364.fsf@tromey.com> <2eab0574-2504-2b27-1095-3c9025121dae@yandex.ru> <87ftbjdg7n.fsf@tromey.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="121704"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 Cc: 41441@debbugs.gnu.org To: Anders Lindgren , Tom Tromey Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu May 28 21:51:12 2020 Return-path: Envelope-to: geb-bug-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 1jeOYZ-000VXm-Ma for geb-bug-gnu-emacs@m.gmane-mx.org; 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Thu, 28 May 2020 12:50:31 -0700 (PDT) In-Reply-To: Content-Language: en-US X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:181161 Archived-At: On 28.05.2020 22:31, Anders Lindgren wrote: > When having conflicting functions, the result is somewhat arbitrary. > Effectively, functions later i the list take precedence over earlier, > but picking one result is better than a hanging Emacs. I wouldn't say a non-deterministic result is much better than hanging. We should just disallow this kind of behavior in these functions. Unless there is some very convincing evidence of its necessity.