From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-413300-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 12690 invoked by alias); 26 Jan 2013 02:10:01 -0000
Received: (qmail 11775 invoked by uid 48); 26 Jan 2013 02:09:34 -0000
From: "werner at almesberger dot net" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/56098] [4.6/4.7 Regression] conditional write through volatile pointer produces unintended read
Date: Sat, 26 Jan 2013 02:10:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: middle-end
X-Bugzilla-Keywords: wrong-code
X-Bugzilla-Severity: major
X-Bugzilla-Who: werner at almesberger dot net
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 4.6.4
X-Bugzilla-Changed-Fields:
Message-ID: <bug-56098-4-XmfZGnKEPe@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-56098-4@http.gcc.gnu.org/bugzilla/>
References: <bug-56098-4@http.gcc.gnu.org/bugzilla/>
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
Content-Type: text/plain; charset="UTF-8"
MIME-Version: 1.0
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
X-SW-Source: 2013-01/txt/msg02419.txt.bz2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56098

--- Comment #7 from werner at almesberger dot net 2013-01-26 02:09:33 UTC ---
I'm happy to confirm that trunk (for x86-64) now passes all variations of this
theme I tried with flying colors. Thanks again !