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[Zohar <>]

Here is a small standalone app that crashes the 3D union, using the same
input meshes above:

https://docs.google.com/open?id=0B4PDrM6_sr2UdzFJYTZYOWdTb2VJTkp5WmVuXzAxdw

main.cpp:


#include <CGAL/Nef_polyhedron_3.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/Polyhedron_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>

typedef CGAL::Simple_cartesian<CGAL::Gmpq>  Kernel3;
typedef CGAL::Nef_polyhedron_3<Kernel3> Nef_polyhedron;
typedef CGAL::Polyhedron_3<Kernel3> Polyhedron2;

#include <iostream>
#include <fstream>

using namespace std;

void main()
{
        Polyhedron2 poly1, poly2;
        ifstream f1("s.off");
        f1 >> poly1;
        ifstream f2("s1.off");
        f2 >> poly2;

        Nef_polyhedron N1(poly1);
        Nef_polyhedron N2(poly2);

        N1 += N2;

        Polyhedron2 polyu;
        N1.convert_to_polyhedron(polyu);

        ofstream of("union.off");
        of << polyu << endl;
        of.close();

        ifstream fu("union.off");
        polyu.clear();
        fu >> polyu;
        Nef_polyhedron TT(polyu); // crash
} 



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