From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28245 invoked by alias); 5 Feb 2014 14:12:37 -0000 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 Received: (qmail 28189 invoked by uid 55); 5 Feb 2014 14:12:28 -0000 From: "ro at CeBiTec dot Uni-Bielefeld.DE" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/59305] [4.9 Regression] gcc.dg/atomic/c11-atomic-exec-5.c fails with WARNING: program timed out on x86_64-apple-darwin13 Date: Wed, 05 Feb 2014 14:12:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ro at CeBiTec dot Uni-Bielefeld.DE X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-02/txt/msg00414.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59305 --- Comment #11 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #10 from Iain Sandoe --- > (In reply to Rainer Orth from comment #9) >> I see the same issue on some Solaris 10/SPARC systems on UltraSPARC T2: > > do you use the default mutex-based implementation for lib atomic? I do, since this is the only option on SPARC. > (I suspect that this is where the darwin slowness originates) > > if I configure --with-cpu=core2 (which allows 16b exchanges) the time drops > from ~50m => 5m with the complex double tests dominating as you have. Even that seems to require ifunc support, which isn't supported on Solaris even with gld. Rainer