From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#52969: Shortdoc "string" group leads to backtrace Date: Mon, 3 Jan 2022 02:34:20 -0500 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12154"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Stefan Monnier To: 52969@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jan 03 08:35:45 2022 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 1n4Hsf-0002xS-Fy for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 03 Jan 2022 08:35:45 +0100 Original-Received: from localhost ([::1]:38404 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n4Hsc-0005pC-I5 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 02 Jan 2022 23:34:21 -0800 (PST) Original-Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Mon, 3 Jan 2022 02:34:20 -0500 In-Reply-To: (Stefan Kangas's message of "Sun, 2 Jan 2022 18:09:37 -0500") 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:223578 Archived-At: Stefan Kangas writes: > On master, emacs -Q: > > M-x shortdoc-display-group RET string RET > > Debugger entered--Lisp error: (wrong-type-argument stringp nil) > split-string(nil "\n") > shortdoc--display-function((truncate-string-to-width :eval We get nil here because on master, after emacs -Q: (documentation 'rx) => nil Whereas on the emacs-28 branch: (documentation 'rx) => "Translate regular expressions REGEXPS ..." Bisecting points to this commit: 59732a83c8875c8986d2221600d559a24d8309cc is the first bad commit commit 59732a83c8875c8986d2221600d559a24d8309cc Author: Stefan Monnier Date: Thu Dec 30 23:17:45 2021 -0500 Don't store docstrings of preloaded .el files in etc/DOC This always works, even with that commit: (progn (rx "foo") (documentation 'rx)) => "Translate regular expressions REGEXPS ..."