From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30891 invoked by alias); 27 Jun 2012 09:02:28 -0000 Received: (qmail 30877 invoked by uid 22791); 27 Jun 2012 09:02:26 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED 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; Wed, 27 Jun 2012 09:02:12 +0000 From: "ro at CeBiTec dot Uni-Bielefeld.DE" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/53706] [4.8 Regression] Bootstrap failure due to "Invalid write of size 8 at 0xBDC35E: variable_htab_free (var-tracking.c:1418) Date: Wed, 27 Jun 2012 09:02:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Keywords: build, ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: ro at CeBiTec dot Uni-Bielefeld.DE X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: aoliva at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.0 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: 2012-06/txt/msg01776.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53706 --- Comment #20 from ro at CeBiTec dot Uni-Bielefeld.DE 2012-06-27 09:00:52 UTC --- > --- Comment #19 from Alexandre Oliva 2012-06-27 > 06:30:05 UTC --- > Alas, it doesn't work on i686 or x86_64: the free_alloc_pool in vt_finalize has > to be conditional on non-NULL, because we will skip vt_emit_notes (and thus the > initializer) in some cases. I'm in awe that this didn't happen on ia64! An i386-pc-solaris2.10 bootstrap with Uros' patch and the guard added is now well into building the target libraries, so the bootstrap failure is gone. I'll report if I notice any testsuite regressions. Thanks. Rainer