From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 60715 invoked by alias); 5 Oct 2015 08:26:29 -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 45860 invoked by uid 48); 5 Oct 2015 08:26:21 -0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/67816] [6 Regression] ICE in duplicate_thread_path, 186.crafty fails to build Date: Mon, 05 Oct 2015 08:26:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 6.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: law at redhat dot com X-Bugzilla-Target-Milestone: 6.0 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: 2015-10/txt/msg00302.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67816 --- Comment #8 from Richard Biener --- #1 0x0000000000ae7683 in duplicate_thread_path ( entry= 23)>, exit= 59)>, region=0x1b68550, n_region=10, region_copy=0x1b6abf0) at /space/rguenther/src/svn/trunk/gcc/tree-ssa-threadupdate.c:2445 2445 gcc_assert (i + 1 == n_region (gdb) p i $1 = 6 (gdb) p n_region $2 = 10 (gdb) p region_copy[i + 1] $3 = (gdb) p single_succ_edge (bb)->dest $4 =