From mboxrd@z Thu Jan  1 00:00:00 1970
X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/5125
Path: news.gmane.org!not-for-mail
From: Rich Felker <dalias@libc.org>
Newsgroups: gmane.linux.lib.musl.general
Subject: Re: Broken GCC versions: 4.8.2 and 4.9.0
Date: Sun, 18 May 2014 20:47:09 -0400
Message-ID: <20140519004709.GJ507@brightrain.aerifal.cx>
References: <20140511010503.GA6502@brightrain.aerifal.cx>
 <20140511181020.0a8b66f1@free-electrons.com>
 <20140511161943.GR26358@brightrain.aerifal.cx>
 <20140515044551.GC507@brightrain.aerifal.cx>
Reply-To: musl@lists.openwall.com
NNTP-Posting-Host: plane.gmane.org
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-Trace: ger.gmane.org 1400460457 12198 80.91.229.3 (19 May 2014 00:47:37 GMT)
X-Complaints-To: usenet@ger.gmane.org
NNTP-Posting-Date: Mon, 19 May 2014 00:47:37 +0000 (UTC)
Cc: musl@lists.openwall.com
To: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Original-X-From: musl-return-5130-gllmg-musl=m.gmane.org@lists.openwall.com Mon May 19 02:47:31 2014
Return-path: <musl-return-5130-gllmg-musl=m.gmane.org@lists.openwall.com>
Envelope-to: gllmg-musl@plane.gmane.org
Original-Received: from mother.openwall.net ([195.42.179.200])
	by plane.gmane.org with smtp (Exim 4.69)
	(envelope-from <musl-return-5130-gllmg-musl=m.gmane.org@lists.openwall.com>)
	id 1WmBjk-0004b0-G7
	for gllmg-musl@plane.gmane.org; Mon, 19 May 2014 02:47:28 +0200
Original-Received: (qmail 3554 invoked by uid 550); 19 May 2014 00:47:24 -0000
Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm
Precedence: bulk
List-Post: <mailto:musl@lists.openwall.com>
List-Help: <mailto:musl-help@lists.openwall.com>
List-Unsubscribe: <mailto:musl-unsubscribe@lists.openwall.com>
List-Subscribe: <mailto:musl-subscribe@lists.openwall.com>
Original-Received: (qmail 3545 invoked from network); 19 May 2014 00:47:24 -0000
Content-Disposition: inline
In-Reply-To: <20140515044551.GC507@brightrain.aerifal.cx>
User-Agent: Mutt/1.5.21 (2010-09-15)
Original-Sender: Rich Felker <dalias@aerifal.cx>
Xref: news.gmane.org gmane.linux.lib.musl.general:5125
Archived-At: <http://permalink.gmane.org/gmane.linux.lib.musl.general/5125>

On Thu, May 15, 2014 at 12:45:51AM -0400, Rich Felker wrote:
> Attached is a proposed patch to _detect_ this issue (not work around
> it) and reject the broken compiler. It does not hard-code an
> assumption that certain versions are broken, but tests the behavior
> with the seleted CFLAGS to see if the bug is present.

No comments on this? Does it work for anyone who's experienced the
problem? I'd like to commit and do a release or two if there are no
problems with the patch.

Rich