From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26132 invoked by alias); 24 Jun 2011 00:40:53 -0000 Received: (qmail 26123 invoked by uid 22791); 24 Jun 2011 00:40:52 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 24 Jun 2011 00:40:38 +0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/49519] New: [4.7 Regression] Revision 175272 miscompiled 447.dealII in SPEC CPU 2006 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Fri, 24 Jun 2011 00:40:00 -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 X-SW-Source: 2011-06/txt/msg02140.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49519 Summary: [4.7 Regression] Revision 175272 miscompiled 447.dealII in SPEC CPU 2006 Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: hjl.tools@gmail.com CC: jason@redhat.com On Linux/ia32, revision 175272: http://gcc.gnu.org/ml/gcc-cvs/2011-06/msg00763.html miscompiled 447.dealII in SPEC CPU 2006 with -m32 -O2 -msse2 -mfpmath=sse -ffast-math 447.dealII: copy 0 non-zero return code (exit code=11, signal=0) **************************************** Contents of dealII.err **************************************** /bin/sh: line 1: 11020 Segmentation fault (core dumped) taskset -c $TASK_CP U ../run_base_ref_lnx32-gcc.0000/dealII_base.lnx32-gcc 23 **************************************** Starting program: /export/regression/rrs/spec/2006/spec/benchspec/CPU2006/447.dealII/run/run_base_ref_lnx32-gcc.0000/dealII_base.lnx32-gcc 23 Refinement cycle: 0 Program received signal SIGSEGV, Segmentation fault. 0x08218006 in SparsityPattern::operator()(unsigned int, unsigned int) const () Missing separate debuginfos, use: debuginfo-install glibc-2.14-3.3.f15.i686 libgcc-4.6.0-9.fc15.i686 libstdc++-4.6.0-9.fc15.i686 (gdb) bt #0 0x08218006 in SparsityPattern::operator()(unsigned int, unsigned int) const () #1 0x0821c931 in LaplaceSolver::Solver<3>::assemble_matrix(LaplaceSolver::Solver<3>::LinearSystem&, TriaActiveIterator<3, DoFCellAccessor<3> > const&, TriaActiveIterator<3, DoFCellAccessor<3> > const&, Threads::DummyThreadMutex&) const () #2 0x0821fe7e in LaplaceSolver::Solver<3>::assemble_linear_system(LaplaceSolver::Solver<3>::LinearSystem&) () #3 0x08222a32 in LaplaceSolver::Solver<3>::solve_problem() () #4 0x0821fa3d in LaplaceSolver::WeightedResidual<3>::solve_problem() () #5 0x0821b92e in Framework<3>::run(Framework<3>::ProblemDescription const&) () #6 0x0804bf6d in main () (gdb)