From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#23648: [PATCH] `defun-declarations-alist' can be unintentionally modified Date: Mon, 18 Jul 2016 21:16:00 +0300 Message-ID: <83k2gi24nz.fsf@gnu.org> References: <87twfnd50u.fsf@users.sourceforge.net> <83wpkj10eg.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1468865848 20857 80.91.229.3 (18 Jul 2016 18:17:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 18 Jul 2016 18:17:28 +0000 (UTC) Cc: 23648@debbugs.gnu.org, pogonyshev@gmail.com To: Noam Postavsky Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Jul 18 20:17:16 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1bPD6R-0006vk-QP for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 Jul 2016 20:17:15 +0200 Original-Received: from localhost ([::1]:49642 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPD6Q-0003DM-WA for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 Jul 2016 14:17:15 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38786) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPD6K-00038T-Bl for bug-gnu-emacs@gnu.org; Mon, 18 Jul 2016 14:17:09 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bPD6E-0000ap-Or for bug-gnu-emacs@gnu.org; Mon, 18 Jul 2016 14:17:08 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:43642) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPD6E-0000ak-LA for bug-gnu-emacs@gnu.org; Mon, 18 Jul 2016 14:17:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bPD6E-00050X-H8 for bug-gnu-emacs@gnu.org; Mon, 18 Jul 2016 14:17:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 18 Jul 2016 18:17:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23648 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 23648-submit@debbugs.gnu.org id=B23648.146886578519197 (code B ref 23648); Mon, 18 Jul 2016 18:17:02 +0000 Original-Received: (at 23648) by debbugs.gnu.org; 18 Jul 2016 18:16:25 +0000 Original-Received: from localhost ([127.0.0.1]:55979 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bPD5d-0004zZ-3Q for submit@debbugs.gnu.org; Mon, 18 Jul 2016 14:16:25 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:47523) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bPD5b-0004zK-NA for 23648@debbugs.gnu.org; Mon, 18 Jul 2016 14:16:24 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bPD5T-0000OD-3N for 23648@debbugs.gnu.org; Mon, 18 Jul 2016 14:16:18 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:57243) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPD5S-0000O3-SR; Mon, 18 Jul 2016 14:16:14 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:2922 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bPD5P-0002hK-LA; Mon, 18 Jul 2016 14:16:14 -0400 In-reply-to: (message from Noam Postavsky on Mon, 18 Jul 2016 11:53:42 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:121230 Archived-At: > From: Noam Postavsky > Date: Mon, 18 Jul 2016 11:53:42 -0400 > Cc: Paul Pogonyshev , 23648@debbugs.gnu.org > > > I'm not sure, actually. How probable is the situation where this > > problem pops up? > > It happens with 100% probability when performing completion inside a > (declare ...) form. Starting from emacs -Q, put into *scratch* > > (defun foo () > (declare (indent 1)) > nil) > > Macroexpanding this gives: > > (prog1 > (defalias 'foo > #'(lambda nil nil)) > (put 'foo 'lisp-indent-function '1)) > > Now move point to just after "indent" and type C-M-i (this gives > message "Sole completion"), macroexpanding now gives > > (prog1 > (defalias 'foo > #'(lambda nil nil)) > "Warning: Unknown defun property `indent' in foo") Sorry, I'm not following: what do you mean by "macroexpanding" in this context? When you wrote "when performing completion", I expected to see some simple completion gesture that leads to an error, but it sounds like I'm missing something. > > And when was the bug introduced? > > Code seems to have been that way since it was introduced in 24.4: > dd8791e9 "* lisp/emacs-lisp/lisp.el (lisp-completion-at-point): > Provide specialized > completion tables when completing error conditions and > `declare' arguments...." Thanks.