From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17596 invoked by alias); 10 Feb 2014 09:57:26 -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 17556 invoked by uid 48); 10 Feb 2014 09:57:23 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libgomp/60107] libgomp.c/pr58392.c etc. FAIL Date: Mon, 10 Feb 2014 09:57:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libgomp X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.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: 2014-02/txt/msg00946.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60107 --- Comment #2 from Jakub Jelinek --- Well, this isn't about main alignment (and, after all, main realigns the stack anyway), but about stack alignment upon entering pthread_create callbacks. If the Solaris libraries don't maintain 16-byte stack alignment, then either you could arrange to compile parts of libgomp with -mincoming-stack-boundary=2 (or -mstackrealign) on Solaris/i?86 32-bit. Or just make sure the default on Solaris is -mincoming-stack-boundary=2 or whatever the libraries do guarantee.