From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12923 invoked by alias); 4 Sep 2014 13:37:33 -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 12890 invoked by uid 48); 4 Sep 2014 13:37:27 -0000 From: "burnus at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug lto/63166] New: [5 Regression] ICE (LTO): ipa_intraprocedural_devirtualization, at ipa-prop.c:2611 Date: Thu, 04 Sep 2014 13:37:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: lto X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: burnus at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status keywords bug_severity priority component assigned_to reporter cc attachments.created Message-ID: 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: 2014-09/txt/msg01046.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D63166 Bug ID: 63166 Summary: [5 Regression] ICE (LTO): ipa_intraprocedural_devirtualization, at ipa-prop.c:2611 Product: gcc Version: 5.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: burnus at gcc dot gnu.org CC: hubicka at gcc dot gnu.org Created attachment 33447 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D33447&action=3Dedit Test file "one2.ii" For the big program, it is surely a regression and the code is (should be) valid. I am less sure about the reduced test case. Reproduce: $ g++ -flto -w -O2 -c one2.ii two.ii $ .../libexec/gcc/x86_64-unknown-linux-gnu/5.0.0/lto1 -quiet -o /dev/null one2.o two.o -O2 two.ii: In function =E2=80=98validate=E2=80=99: two.ii:85:1: internal compiler error: in ipa_intraprocedural_devirtualizati= on, at ipa-prop.c:2611 validate () ^ 0x82ba7d ipa_intraprocedural_devirtualization(gimple_statement_base*) ../../gcc/ipa-prop.c:2611 0xb0b28b eliminate_dom_walker::before_dom_children(basic_block_def*) ../../gcc/tree-ssa-pre.c:4323 0xecdc47 dom_walker::walk(basic_block_def*) ../../gcc/domwalk.c:177 >>From gcc-bugs-return-461213-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Sep 04 13:38:14 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 13673 invoked by alias); 4 Sep 2014 13:38:14 -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 13640 invoked by uid 48); 4 Sep 2014 13:38:10 -0000 From: "burnus at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug lto/63166] [5 Regression] ICE (LTO): ipa_intraprocedural_devirtualization, at ipa-prop.c:2611 Date: Thu, 04 Sep 2014 13:38:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: lto X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: burnus at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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: 2014-09/txt/msg01047.txt.bz2 Content-length: 234 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63166 --- Comment #1 from Tobias Burnus --- Created attachment 33448 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33448&action=edit Test file "two.ii"