From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24211 invoked by alias); 9 Jan 2015 12:44:33 -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 23467 invoked by uid 48); 9 Jan 2015 12:44:25 -0000 From: "anton at samba dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/64550] New: IPA fixes cause ICE in tree-ssa.c:939 Date: Fri, 09 Jan 2015 12:44:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: anton at samba dot 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 bug_severity priority component assigned_to reporter 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: 2015-01/txt/msg00603.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D64550 Bug ID: 64550 Summary: IPA fixes cause ICE in tree-ssa.c:939 Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: anton at samba dot org I just hit the following ICE on our autobuilder: /var/lib/jenkins/workspace/gcc_kernel_build/linux/net/core/dev.c: In functi= on =E2=80=98dev_change_net_namespace.part.23=E2=80=99: /var/lib/jenkins/workspace/gcc_kernel_build/linux/net/core/dev.c:7435:1: internal compiler error: in verify_ssa, at tree-ssa.c:939 subsys_initcall(net_dev_init); ^ 0x10a5c9c7 verify_ssa(bool, bool) ../../gcc/gcc/tree-ssa.c:939 0x1070531b execute_function_todo ../../gcc/gcc/passes.c:1947 0x10705f63 do_per_function ../../gcc/gcc/passes.c:1639 0x10706127 execute_todo ../../gcc/gcc/passes.c:1997 Please submit a full bug report, The two changes are: Commit 04478c40f34f1b104f0281393b950020ddafdf82 by marxin Fix for ipa/PR64503 PR ipa/64503 * sreal.c (sreal::dump): Change unsigned format to signed for m_exp value. (sreal::to_double): Replace exp2 with scalbln. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@219378 138bc75d-0d04-0410-961f-82ee72b054a4 and: Commit 05e3f0539fbe21709229cd34e1fa0d6ead1b0d2f by marxin IPA ICF: compare_operand is split to multiple functions. * ipa-icf-gimple.c (func_checker::compare_ssa_name): Enhance SSA name comparison. (func_checker::compare_memory_operand): New function. (func_checker::compare_operand): Split case to newly added functions. (func_checker::compare_cst_or_decl): New function. (func_checker::compare_gimple_call): Identify memory operands. (func_checker::compare_gimple_assign): Likewise. * ipa-icf-gimple.h: New function. >>From gcc-bugs-return-472612-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Fri Jan 09 13:07:58 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 9356 invoked by alias); 9 Jan 2015 13:07:58 -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 9317 invoked by uid 48); 9 Jan 2015 13:07:54 -0000 From: "anton at samba dot org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/64550] [5 Regression] IPA fixes cause ICE in tree-ssa.c:939 Date: Fri, 09 Jan 2015 13:07:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: anton at samba dot org X-Bugzilla-Status: WAITING X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: marxin at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 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: 2015-01/txt/msg00606.txt.bz2 Content-length: 224 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64550 --- Comment #2 from Anton Blanchard --- The testcase in bug #64090 hits it, but for some reason the testcase in the bug it was duped to does not.