CGAL users discussion list

[Manuel Caroli <>]

Hi Graham,

Could you send a minimal example that produces the error?

Thanks

Manuel


Graham Macpherson wrote:
> Hello all,
>
> I'm using a CGAL to do 2D Delaunay triangulation and I'm getting segmentation 
> faults triggered by the "orientation" function in "march_locate_2D" on line 
> 1969 of Triangulation_2.h, called by me calling "insert" to add a new vertex.
>
> The fault are not consistently reproducible - only appearing about 1 in 5-10 
> times that the executable is run.  It happens with both the 
> Exact_predicates_exact_constructions_kernel and 
> Exact_predicates_inexact_constructions_kernel, and whether it is a debug build 
> or not.
>
> Compiling on linux x86_64, gcc 4.3.3 with -DFULLDEBUG -O0 options and boost 
> 1.39.0, the error message is below and attached.  I get the same result using 
> CGAL 3.4 and 3.5-beta1.
>
> Any suggestions?
>
> Best regards,
>
> Graham Macpherson
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> #0  Foam::error::printStack(Foam::Ostream&) in 
> "/home/graham/OpenFOAM/OpenFOAM-dev/lib/linux64GccDPOpt/libOpenFOAM.so"                                                                                                                  
> #1  Foam::sigSegv::sigSegvHandler(int) in "/home/graham/OpenFOAM/OpenFOAM-
> dev/lib/linux64GccDPOpt/libOpenFOAM.so"   
> #2  ?? in "/lib64/libc.so.6"                                                                                        
> #3  CGAL::Lazy<CGAL::Point_2<CGAL::Simple_cartesian<CGAL::Interval_nt<false> > 
> > , CGAL::Point_2<CGAL::Simple_cartesian<CGAL::Gmpq> >, CGAL::Gmpq, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >::ptr() const at 
> ~/OpenFOAM/ThirdParty-dev/CGAL-3.4/include/CGAL/Lazy.h:1161                                                                    
> #4  CGAL::Lazy<CGAL::Point_2<CGAL::Simple_cartesian<CGAL::Interval_nt<false> > 
> > , CGAL::Point_2<CGAL::Simple_cartesian<CGAL::Gmpq> >, CGAL::Gmpq, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >::approx() const 
> at ~/OpenFOAM/ThirdParty-dev/CGAL-3.4/include/CGAL/Lazy.h:1122                                                                 
> #5  CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > >::AT const& 
> CGAL::Approx_converter<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> > 
> > ::operator()<CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > > 
> > (CGAL::Point_2<CGAL::Lazy at kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > > const&) const                                                                                                       
> #6  CGAL::Sign 
> CGAL::Filtered_predicate<CGAL::CartesianKernelFunctors::Orientation_2<CGAL::Simple_cartesian<CGAL::Gmpq> 
> > , 
> CGAL::CartesianKernelFunctors::Orientation_2<CGAL::Simple_cartesian<CGAL::Interval_nt<false> 
> > > , 
> CGAL::Exact_converter<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Simple_cartesian<CGAL::Gmpq> >, 
> CGAL::Approx_converter<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> > >, 
> true>::operator()<CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmp 
> at >, CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > >, 
> CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > >, 
> CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > > > 
> > (CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CG                                                                                      
> #7  
> CGAL::Triangulation_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_data_structure_2<CGAL::Triangulation_hierarchy_vertex_base_2<CGAL::indexedVertex<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_vertex_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > >  at , 
> CGAL::Triangulation_ds_vertex_base_2<void> > > >, 
> CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_face_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_face_base_2<void> > > > 
> > ::orientation(CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::In                                                                                      
> #8  
> CGAL::Triangulation_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_data_structure_2<CGAL::Triangulation_hierarchy_vertex_base_2<CGAL::indexedVertex<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_vertex_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > >  at , 
> CGAL::Triangulation_ds_vertex_base_2<void> > > >, 
> CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_face_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_face_base_2<void> > > > 
> > ::march_locate_2D(CGAL::CGALi::CC_iterator<CGAL::Compact_container<CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Inte                                                                                      
> #9  
> CGAL::Triangulation_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_data_structure_2<CGAL::Triangulation_hierarchy_vertex_base_2<CGAL::indexedVertex<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_vertex_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > >  at , 
> CGAL::Triangulation_ds_vertex_base_2<void> > > >, 
> CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_face_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_face_base_2<void> > > > 
> > ::locate(CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interva                                                                                      
> #10  
> CGAL::Triangulation_hierarchy_2<CGAL::Delaunay_triangulation_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_data_structure_2<CGAL::Triangulation_hierarchy_vertex_base_2<CGAL::indexedVertex<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_vertex_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, CGAL::NT_converter< at 
> GAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_vertex_base_2<void> > > >, 
> CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_face_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_face_base_2<void> > > > > 
> > ::locate_in_all(CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<fals                                                                                     
> #11  
> CGAL::Triangulation_hierarchy_2<CGAL::Delaunay_triangulation_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_data_structure_2<CGAL::Triangulation_hierarchy_vertex_base_2<CGAL::indexedVertex<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_vertex_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, CGAL::NT_converter< at 
> GAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_vertex_base_2<void> > > >, 
> CGAL::indexedFace<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_face_base_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::NT_converter<CGAL::Gmpq, CGAL::Interval_nt<false> > > >, 
> CGAL::Triangulation_ds_face_base_2<void> > > > > 
> > ::insert(CGAL::Point_2<CGAL::Lazy_kernel<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, 
> CGAL::Cartesian_converter<CGAL::Simple_cartesian<CGAL::Gmpq>, 
> CGAL::Simple_cartesian<CGAL::Interval_nt<false> >, C
> #12  Foam::CV2D::insertPoint(Foam::Vector2D<double> const&, int) at 
> ~/OpenFOAM/OpenFOAM-
> dev/applications/utilities/mesh/generation/CV2DMesher/CV2DI.H:37
> #13  Foam::CV2D::newPoints(double) at ~/OpenFOAM/OpenFOAM-
> dev/applications/utilities/mesh/generation/CV2DMesher/CV2D.C:668
> #14  main at ~/OpenFOAM/OpenFOAM-
> dev/applications/utilities/mesh/generation/CV2DMesher/CV2DMesher.C:87
> #15  __libc_start_main in "/lib64/libc.so.6"
> #16  _start at 
> /usr/src/packages/BUILD/glibc-2.9/csu/../sysdeps/x86_64/elf/start.S:116
> Segmentation fault