From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27818 invoked by alias); 13 Oct 2011 07:58:54 -0000 Received: (qmail 27804 invoked by uid 22791); 13 Oct 2011 07:58:53 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 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; Thu, 13 Oct 2011 07:58:40 +0000 From: "jbeulich at novell dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/40825] mis-optimization of libstdc++'s atomic.cc:__atomic_flag_wait_explicit() at -O2 Date: Thu, 13 Oct 2011 07:58:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jbeulich at novell dot com X-Bugzilla-Status: VERIFIED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Status Known to work 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: 2011-10/txt/msg01208.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40825 jbeulich at novell dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |VERIFIED Known to work| |4.6.1 --- Comment #6 from jbeulich at novell dot com 2011-10-13 07:58:09 UTC --- In 4.5.3, the warning is gone but the code is still broken. In 4.6.1 the code is correct.