From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20847 invoked by alias); 24 Feb 2003 16:56:03 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 20818 invoked by uid 71); 24 Feb 2003 16:56:02 -0000 Date: Mon, 24 Feb 2003 16:56:00 -0000 Message-ID: <20030224165602.20812.qmail@sources.redhat.com> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: Andreas Jaeger Subject: Re: optimization/9357: [3.2/3.3/3.4 regression] SegFault with -fssa -funroll-loops -fprofile-arcs Reply-To: Andreas Jaeger X-SW-Source: 2003-02/txt/msg01268.txt.bz2 List-Id: The following reply was made to PR optimization/9357; it has been noted by GNATS. From: Andreas Jaeger To: janis187@us.ibm.com Cc: gcc-gnats@gcc.gnu.org, gcc-bugs@gcc.gnu.org, nobody@gcc.gnu.org, gcc-prs@gcc.gnu.org, maddinp@yahoo.de Subject: Re: optimization/9357: [3.2/3.3/3.4 regression] SegFault with -fssa -funroll-loops -fprofile-arcs Date: Mon, 24 Feb 2003 17:46:31 +0100 Janis Johnson writes: > The regression showed up with this patch: > > Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka > > * cfgcleanup.c (merge_blocks_move_predecessor_nojumps, > merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE. > (merge_blocks): Properly udpate life after making edge nonfallthru. > * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end. > > http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=9357 This might be the case but -fssa is currently broken AFAIK and not supported really, so if it cannot get reproduced without -fssa, I really susspect a SSA issue, Andreas -- Andreas Jaeger SuSE Labs aj@suse.de private aj@arthur.inka.de http://www.suse.de/~aj