From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.bugs Subject: bug#6031: gcc 4.5 breaks optimized builds of emacs Date: Sun, 25 Apr 2010 14:32:49 -0400 Message-ID: <877hnv8jse.fsf@stupidchicken.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1272221792 15448 80.91.229.12 (25 Apr 2010 18:56:32 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 25 Apr 2010 18:56:32 +0000 (UTC) Cc: 6031@debbugs.gnu.org To: Elias Pipping Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Apr 25 20:56:31 2010 connect(): No such file or directory Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1O670E-0003aT-3i for geb-bug-gnu-emacs@m.gmane.org; Sun, 25 Apr 2010 20:56:26 +0200 Original-Received: from localhost ([127.0.0.1]:58834 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O670D-0002gg-KO for geb-bug-gnu-emacs@m.gmane.org; Sun, 25 Apr 2010 14:56:25 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1O66zc-0002Pl-1T for bug-gnu-emacs@gnu.org; Sun, 25 Apr 2010 14:55:48 -0400 Original-Received: from [140.186.70.92] (port=56463 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O66zZ-0002OT-35 for bug-gnu-emacs@gnu.org; Sun, 25 Apr 2010 14:55:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1O66zV-0002iQ-7i for bug-gnu-emacs@gnu.org; Sun, 25 Apr 2010 14:55:44 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:55092) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O66zV-0002iB-4p for bug-gnu-emacs@gnu.org; Sun, 25 Apr 2010 14:55:41 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1O66dZ-0006fa-Sd; Sun, 25 Apr 2010 14:33:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Chong Yidong Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 25 Apr 2010 18:33:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 6031 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 6031-submit@debbugs.gnu.org id=B6031.127222038025632 (code B ref 6031); Sun, 25 Apr 2010 18:33:01 +0000 Original-Received: (at 6031) by debbugs.gnu.org; 25 Apr 2010 18:33:00 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O66dX-0006fN-Ef for submit@debbugs.gnu.org; Sun, 25 Apr 2010 14:32:59 -0400 Original-Received: from pantheon-po30.its.yale.edu ([130.132.50.4]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O66dW-0006fH-7U for 6031@debbugs.gnu.org; Sun, 25 Apr 2010 14:32:58 -0400 Original-Received: from furry (bordersgroupinc-gw.customer.alter.net [157.130.220.18] (may be forged)) (authenticated bits=0) by pantheon-po30.its.yale.edu (8.12.11.20060308/8.12.11) with ESMTP id o3PIWnHf018066 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sun, 25 Apr 2010 14:32:53 -0400 Original-Received: by furry (Postfix, from userid 1000) id F0582C055; Sun, 25 Apr 2010 14:32:49 -0400 (EDT) In-Reply-To: (Elias Pipping's message of "Sun, 25 Apr 2010 01:44:14 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.96 (gnu/linux) X-YaleITSMailFilter: Version 1.2c (attachment(s) not renamed) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Sun, 25 Apr 2010 14:33:01 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:36500 Archived-At: Elias Pipping writes: > I'm on the current HEAD of the repo.or.cz mirror of emacs which is > > http://repo.or.cz/w/emacs.git/commit/910daaa95ca0708ad7022667e214bba4b8eb3d6b > > When I compile a minimal version of emacs like this: > > $ ./configure CFLAGS="-O1 -foptimize-sibling-calls" --without-x > --without-alsa --without-dbus; [..] > > with gcc 4.5 and run it via > > $ ./src/emacs -Q -nw > > I get a segfault. Dropping the -foptimize-sibling-calls (which is > implied by -O2) makes it work again. So does using an older version of > gcc (e.g. 4.4.3) or running emacs outside a terminal. Could you do me a favor, and check whether the problem also exists for the latest emacs-23 pretest at ftp://alpha.gnu.org/gnu/emacs/pretest/ ? Thanks.