From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1903 invoked by alias); 11 Sep 2012 15:24:16 -0000 Received: (qmail 1890 invoked by uid 22791); 11 Sep 2012 15:24:15 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 11 Sep 2012 15:24:02 +0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/54172] [4.7 Regression] __cxa_guard_acquire thread-safety issue Date: Tue, 11 Sep 2012 15:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: major X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.2 X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-09/txt/msg00868.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54172 --- Comment #16 from Jakub Jelinek 2012-09-11 15:23:01 UTC --- Author: jakub Date: Tue Sep 11 15:22:54 2012 New Revision: 191190 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191190 Log: PR libstdc++/54172 * libsupc++/guard.cc (__cxa_guard_acquire): Fix up the last argument of the first __atomic_compare_exchange_n. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/libsupc++/guard.cc