From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17578 invoked by alias); 19 Jun 2014 04:58:23 -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 17545 invoked by uid 48); 19 Jun 2014 04:58:18 -0000 From: "kumba at gentoo dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/61538] g++ compiled binary, linked to glibc libpthread, hangs on SGI MIPS R1x000 systems on Linux Date: Thu, 19 Jun 2014 04:58:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: major X-Bugzilla-Who: kumba at gentoo dot org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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: 2014-06/txt/msg01612.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61538 --- Comment #8 from Joshua Kinard --- (In reply to Joshua Kinard from comment #7) > (In reply to Andrew Pinski from comment #6) > > This is the patch which I used for glibc to fix some libstdc++ issues: > > Okay, so it's in glibc. Is your patch in glibc yet? It applies cleanly to > 2.19, but carries a 2012 date stamp. I'll rebuild and see if this solves > the bug. Thanks! Still hangs on the second syscall. I can trace the asm and see where it's taking a different route due to those atomic_full_barrier() calls, but I'll have to rebuild gcc next just to be completely sure.