From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15169 invoked by alias); 21 Jun 2012 06:59:05 -0000 Received: (qmail 15149 invoked by uid 22791); 21 Jun 2012 06:59:04 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED,TW_ZJ 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; Thu, 21 Jun 2012 06:58:51 +0000 From: "ubizjak at gmail dot com" 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: Thu, 21 Jun 2012 06:59:00 -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: ubizjak at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.0 X-Bugzilla-Changed-Fields: CC 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/msg01432.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53706 Uros Bizjak changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #9 from Uros Bizjak 2012-06-21 06:58:38 UTC --- (In reply to comment #8) > With this patch, I still see invalid write, but the path is a bit different > (through vt_finalize instead of vt_emit_nodes): (crosscompiler x86_64-pc-linux-gnu -> ia64-unknown-linux-gnu on the original testcase): $ valgrind ~/gcc-build-ia64/gcc/cc1plus -O2 -g -fno-common -fno-exceptions -fno-rtti gimplify.ii