From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20702 invoked by alias); 15 Jan 2004 09:47:03 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 20646 invoked by alias); 15 Jan 2004 09:47:02 -0000 Date: Thu, 15 Jan 2004 09:47:00 -0000 Message-ID: <20040115094702.20644.qmail@sources.redhat.com> From: "hubicka at ucw dot cz" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20040115014633.13692.lucier@math.purdue.edu> References: <20040115014633.13692.lucier@math.purdue.edu> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug bootstrap/13692] [3.4 Regression] ICE in schedule_insns, at sched-rgn.c:2743 with stage1 compiler compiling crtstuff.c X-Bugzilla-Reason: CC X-SW-Source: 2004-01/txt/msg01721.txt.bz2 List-Id: ------- Additional Comments From hubicka at ucw dot cz 2004-01-15 09:46 ------- Subject: Re: [3.4 Regression] ICE in schedule_insns, at sched-rgn.c:2743 with stage1 compiler compiling crtstuff.c > > ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-01-15 06:10 ------- > This patch also causes bootstrap failure on hpux also, see regression/2004-01/msg00107.html> and msg00108.html> and the error is the same as sparc's. the attached patch should fix it. It looks like I got fooled by latent cselib suport code bug just before the hunk I changed. Index: sched-deps.c =================================================================== RCS file: /cvs/gcc/gcc/gcc/sched-deps.c,v retrieving revision 1.64 diff -c -3 -p -r1.64 sched-deps.c *** sched-deps.c 14 Jan 2004 22:43:53 -0000 1.64 --- sched-deps.c 15 Jan 2004 09:30:29 -0000 *************** sched_analyze_1 (struct deps *deps, rtx *** 545,551 **** cselib_lookup (XEXP (t, 0), Pmode, 1); XEXP (t, 0) = cselib_subst_to_values (XEXP (t, 0)); } ! XEXP (t, 0) = canon_rtx (XEXP (t, 0)); if (deps->pending_lists_length > MAX_PENDING_LIST_LENGTH) { --- 545,551 ---- cselib_lookup (XEXP (t, 0), Pmode, 1); XEXP (t, 0) = cselib_subst_to_values (XEXP (t, 0)); } ! t = canon_rtx (t); if (deps->pending_lists_length > MAX_PENDING_LIST_LENGTH) { *************** sched_analyze_2 (struct deps *deps, rtx *** 687,693 **** cselib_lookup (XEXP (t, 0), Pmode, 1); XEXP (t, 0) = cselib_subst_to_values (XEXP (t, 0)); } ! XEXP (t, 0) = canon_rtx (XEXP (t, 0)); pending = deps->pending_read_insns; pending_mem = deps->pending_read_mems; while (pending) --- 687,693 ---- cselib_lookup (XEXP (t, 0), Pmode, 1); XEXP (t, 0) = cselib_subst_to_values (XEXP (t, 0)); } ! t = canon_rtx (t); pending = deps->pending_read_insns; pending_mem = deps->pending_read_mems; while (pending) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13692