From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#27585: segfault when evaluating a file containing only backticks Date: Fri, 14 Jul 2017 22:12:08 -0700 Organization: UCLA Computer Science Department Message-ID: <5b24c202-0d78-f9a8-56a7-50ff4ecdc423@cs.ucla.edu> References: <1499235670.28433.1@ssh.steve.org.uk> <070206be-9f8b-a324-0650-fd21b37a4132@cs.ucla.edu> <83mv87f8nr.fsf@gnu.org> <20170715050308.GA16419@steve.org.uk> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1500095593 21502 195.159.176.226 (15 Jul 2017 05:13:13 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 15 Jul 2017 05:13:13 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 Cc: 27585@debbugs.gnu.org To: Steve Kemp , Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jul 15 07:13:09 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dWFO9-0005Jj-15 for geb-bug-gnu-emacs@m.gmane.org; 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Sat, 15 Jul 2017 01:13:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Paul Eggert Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 15 Jul 2017 05:13:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 27585 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 27585-submit@debbugs.gnu.org id=B27585.150009554526999 (code B ref 27585); Sat, 15 Jul 2017 05:13:01 +0000 Original-Received: (at 27585) by debbugs.gnu.org; 15 Jul 2017 05:12:25 +0000 Original-Received: from localhost ([127.0.0.1]:39451 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dWFNQ-00071P-Qc for submit@debbugs.gnu.org; Sat, 15 Jul 2017 01:12:24 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:57490) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dWFNM-000718-G1 for 27585@debbugs.gnu.org; Sat, 15 Jul 2017 01:12:20 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id A58061600BF; Fri, 14 Jul 2017 22:12:13 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id JUuPceKg2nGO; Fri, 14 Jul 2017 22:12:13 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id EEF411601C6; Fri, 14 Jul 2017 22:12:12 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id ehBELC4ev-Tm; Fri, 14 Jul 2017 22:12:12 -0700 (PDT) Original-Received: from [192.168.1.9] (unknown [47.153.184.153]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id C29DE1600BF; Fri, 14 Jul 2017 22:12:12 -0700 (PDT) In-Reply-To: <20170715050308.GA16419@steve.org.uk> Content-Language: en-US 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:134577 Archived-At: Steve Kemp wrote: > $ /tmp/emacs/bin/emacs -Q --batch --script ./t.el > Re-entering top level after C stack overflow > [emacs still running] > > Compare that with the normal example: > > $ echo "(defun foo() "Test")" > t.el > $ /tmp/emacs/bin/emacs -Q --batch --script ./t.el > $ > > Perhaps not a huge problem, but it is a change I think? After a stack overflow, Emacs drops what it's doing and goes to the top level, regardless of its command-line arguments. Perhaps it would be better if Emacs did something else for this particular case. It's low priority, though.