From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8423 invoked by alias); 17 Jan 2012 15:21:14 -0000 Received: (qmail 8413 invoked by uid 22791); 17 Jan 2012 15:21:13 -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; Tue, 17 Jan 2012 15:21:01 +0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug gcov-profile/49484] gcov crash if two(or more) forks happen at the same time Date: Tue, 17 Jan 2012 15:26:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: gcov-profile X-Bugzilla-Keywords: X-Bugzilla-Severity: major X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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: 2012-01/txt/msg01915.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49484 --- Comment #6 from Richard Guenther 2012-01-17 15:20:42 UTC --- Making __gcov_var TLS also works, with similar restrictions. Thus completely privatizing the state and allocating/deallocating it via gcov_open/close seems to be a proper re-working of libgcov.