From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.bugs Subject: bug#16274: 24.3.50; Error in post-command-hook (icomplete-post-command-hook): (invalid-function ("..." ...)) Date: Fri, 3 Jan 2014 14:52:01 -0800 (PST) Message-ID: References: <0d02f1f6-f984-4da4-b077-43408a24c046@default> <26aaf609-dcdc-4585-ae7e-55e7f7025947@default> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1388789598 3441 80.91.229.3 (3 Jan 2014 22:53:18 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 3 Jan 2014 22:53:18 +0000 (UTC) Cc: 16274@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 03 23:53:23 2014 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 1VzDcJ-0003p3-4O for geb-bug-gnu-emacs@m.gmane.org; Fri, 03 Jan 2014 23:53:23 +0100 Original-Received: from localhost ([::1]:52047 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VzDcI-0005j6-MA for geb-bug-gnu-emacs@m.gmane.org; Fri, 03 Jan 2014 17:53:22 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43896) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VzDc7-0005io-2i for bug-gnu-emacs@gnu.org; Fri, 03 Jan 2014 17:53:20 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VzDby-0003bS-Gb for bug-gnu-emacs@gnu.org; Fri, 03 Jan 2014 17:53:11 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:46650) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VzDby-0003bK-DY for bug-gnu-emacs@gnu.org; Fri, 03 Jan 2014 17:53:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1VzDbx-0005pf-VW for bug-gnu-emacs@gnu.org; Fri, 03 Jan 2014 17:53:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Drew Adams Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 03 Jan 2014 22:53:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 16274 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 16274-submit@debbugs.gnu.org id=B16274.138878952922330 (code B ref 16274); Fri, 03 Jan 2014 22:53:01 +0000 Original-Received: (at 16274) by debbugs.gnu.org; 3 Jan 2014 22:52:09 +0000 Original-Received: from localhost ([127.0.0.1]:60668 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VzDb6-0005o6-Iw for submit@debbugs.gnu.org; Fri, 03 Jan 2014 17:52:08 -0500 Original-Received: from userp1040.oracle.com ([156.151.31.81]:29392) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VzDb4-0005nv-Hv for 16274@debbugs.gnu.org; Fri, 03 Jan 2014 17:52:07 -0500 Original-Received: from acsinet22.oracle.com (acsinet22.oracle.com [141.146.126.238]) by userp1040.oracle.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.1) with ESMTP id s03Mq4xM028168 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 3 Jan 2014 22:52:05 GMT Original-Received: from userz7021.oracle.com (userz7021.oracle.com [156.151.31.85]) by acsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s03Mq3BE015355 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 3 Jan 2014 22:52:04 GMT Original-Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by userz7021.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id s03Mq3Tm002765; Fri, 3 Jan 2014 22:52:03 GMT In-Reply-To: X-Priority: 3 X-Mailer: Oracle Beehive Extensions for Outlook 2.0.1.8 (707110) [OL 12.0.6680.5000 (x86)] X-Source-IP: acsinet22.oracle.com [141.146.126.238] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:82876 Archived-At: > Obviously the list of strings comes from completion-all-completions > or completion-all-sorted-completions and looks sane. So the error is > that some code mistakenly treats the list as a function. Yes, I said as much, explicitly. > > Can you identify the code that issues that error message? >=20 > It's the C code that runs `post-command-hook', AFAIK. I was looking for the function that issued the `invalid-function' error. It seems to be `eval_sub' (via `Qinvalid_function'). So no special help there. So far, my best guess is still that in (completion-try-completion name comps nil (length name) md) the list COMPS is for some reason being treated as a function (the second argument can of course be either). And I'm still wild-guessing that this somehow has to do with the caching of the list of completions in variable `completion-all-sorted-completions'. Maybe `completion--nth-completion' (called by `completion-try-completion') for some reason finds=20 (completion-metadata-get metadata 'completion--unquote-requote) to be non-nil, and so calls its TABLE argument, trying to requote? Not easy to debug this. I do not see the problem regularly.