From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Glenn Morris Newsgroups: gmane.emacs.bugs Subject: bug#31229: 27.0.50; Semantic mode for Python causes segmentation fault Date: Mon, 23 Apr 2018 13:13:08 -0400 Message-ID: References: <176c1513-6dc3-a274-293a-1dc85034beb9@gmail.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1524503595 21533 195.159.176.226 (23 Apr 2018 17:13:15 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 23 Apr 2018 17:13:15 +0000 (UTC) User-Agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) Cc: 31229@debbugs.gnu.org, Lars Magne Ingebrigtsen To: Stuart Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Apr 23 19:13:10 2018 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 1fAf1Z-0005Uz-Vu for geb-bug-gnu-emacs@m.gmane.org; Mon, 23 Apr 2018 19:13:10 +0200 Original-Received: from localhost ([::1]:54719 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAf3g-000505-PN for geb-bug-gnu-emacs@m.gmane.org; Mon, 23 Apr 2018 13:15:20 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57561) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAf2U-0004GI-0C for bug-gnu-emacs@gnu.org; Mon, 23 Apr 2018 13:14:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fAf2Q-0003vs-6g for bug-gnu-emacs@gnu.org; Mon, 23 Apr 2018 13:14:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:57651) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fAf2Q-0003vk-2H for bug-gnu-emacs@gnu.org; Mon, 23 Apr 2018 13:14:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1fAf2P-0004JJ-Sb for bug-gnu-emacs@gnu.org; Mon, 23 Apr 2018 13:14:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Glenn Morris Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 23 Apr 2018 17:14:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 31229 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: confirmed Original-Received: via spool by 31229-submit@debbugs.gnu.org id=B31229.152450359816510 (code B ref 31229); Mon, 23 Apr 2018 17:14:01 +0000 Original-Received: (at 31229) by debbugs.gnu.org; 23 Apr 2018 17:13:18 +0000 Original-Received: from localhost ([127.0.0.1]:37315 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fAf1i-0004IE-Fu for submit@debbugs.gnu.org; Mon, 23 Apr 2018 13:13:18 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:38184) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fAf1h-0004I2-6d for 31229@debbugs.gnu.org; Mon, 23 Apr 2018 13:13:17 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fAf1b-0003PV-8t for 31229@debbugs.gnu.org; Mon, 23 Apr 2018 13:13:11 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:45439) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAf1Z-0003OM-Me; Mon, 23 Apr 2018 13:13:09 -0400 Original-Received: from rgm by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1fAf1Z-0005Q0-6U; Mon, 23 Apr 2018 13:13:09 -0400 X-Spook: Medco BLU-114/B constitution AUTODIN credit card Fortezza X-Ran: )zyFzh?ei^?3=mJ2u!,w+O`]q_Z4$bPk+>!>'Uo3<@Lq4a&7a@-/r^bmC7^h}Z<`I:jEbR X-Hue: red X-Attribution: GM In-Reply-To: <176c1513-6dc3-a274-293a-1dc85034beb9@gmail.com> (Stuart's message of "Fri, 20 Apr 2018 18:20:07 -0600") 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:145700 Archived-At: Stuart wrote: > Emacs segfaults when semantic-mode is enabled in a python buffer. To > reproduce this, place the python code below into a file. I called it > the_file.py'. > Then run 'emacs -Q the_file.py', then 'M-x semantic-mode'. > > Here's the contents of a file that emacs crashes on: > > import sys > import re > > def foo(x): > =C2=A0=C2=A0=C2=A0 print(x) > =C2=A0=C2=A0=C2=A0 print("Hello world!") > > def bar(x): > =C2=A0=C2=A0=C2=A0 print("I'm a teapot") > > class emacs_bug: > > =C2=A0=C2=A0=C2=A0 def __init__(): > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pass > Confirmed on RHEL 7.4 (clicking around the menu bar triggers it for me). Crashes at lread.c:1777. Reverting f939cd0 fixes it.