CGAL users discussion list

[Thorben Kröger <>]

Sorry for the noise, it turns out the error was somewhere else...

On Tuesday 10 November 2009 13:45:32 Thorben Kröger wrote:
> Hello,
> I'm using a Polyhedron_3 datastructure and am putting Vertex_const_handles
>  in a hash structure like this:
> 
> typedef std::tr1::unordered_map<Vertex_const_handle, int,
> CGAL::Handle_hash_function> Neighbours;
> 
> However, the CGAL::Handle_hash_function function does not seem to work, I
>  get random results that change between runs; while when I change that
>  function to return just a fixed integer, my program works as expected.
> 
> I got entangled in the CGAL template definitions, can someone help me to
>  find out what's wrong here? It looks like the hash function might compare
>  the address of temporaries or something...
> 
> Thanks,
> 
> Thorben
>