From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22468 invoked by alias); 8 Jun 2014 11:04:18 -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 22445 invoked by uid 48); 8 Jun 2014 11:04:13 -0000 From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/61446] [4.10 Regression]: ICE in copyprop_hardreg_forward_1, at regcprop.c with -O2 -m32 -march=corei7 Date: Sun, 08 Jun 2014 11:04:00 -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-Version: unknown X-Bugzilla-Keywords: 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: 4.10.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-06/txt/msg00563.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D61446 --- Comment #2 from Uro=C5=A1 Bizjak --- (In reply to Dominique d'Humieres from comment #1) > This breaks bootstrap on x86_64-apple-darwin13 and other targets (see > https://gcc.gnu.org/ml/gcc-regression/2014-06/). On darwin the failure is Yes, known problem. Please use following patch to disable REE pass for now: Index: common/config/i386/i386-common.c =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --- common/config/i386/i386-common.c (revision 211321) +++ common/config/i386/i386-common.c (working copy) @@ -866,7 +866,7 @@ static const struct default_options ix86_option_optimization_table[] =3D { /* Enable redundant extension instructions removal at -O2 and higher. = */ - { OPT_LEVELS_2_PLUS, OPT_free, NULL, 1 }, + { OPT_LEVELS_2_PLUS, OPT_free, NULL, 0 }, /* Enable function splitting at -O2 and higher. */ { OPT_LEVELS_2_PLUS, OPT_freorder_blocks_and_partition, NULL, 1 }, /* Turn off -fschedule-insns by default. It tends to make the >>From gcc-bugs-return-453482-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Sun Jun 08 12:25:37 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 14776 invoked by alias); 8 Jun 2014 12:25:37 -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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 14717 invoked by uid 48); 8 Jun 2014 12:25:30 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/61434] [4.10 Regression] wrong code at -O3 on x86_64-linux Date: Sun, 08 Jun 2014 12:25:00 -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: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.10.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status cf_reconfirmed_on cc target_milestone short_desc everconfirmed 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: 2014-06/txt/msg00564.txt.bz2 Content-length: 845 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61434 Jakub Jelinek changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2014-06-08 CC| |jakub at gcc dot gnu.org, | |kyukhin at gcc dot gnu.org Target Milestone|--- |4.10.0 Summary|wrong code at -O3 on |[4.10 Regression] wrong |x86_64-linux |code at -O3 on x86_64-linux Ever confirmed|0 |1 --- Comment #1 from Jakub Jelinek --- Started with r209972.