Re: [Libmesh-devel] Casting issues

2009-02-09 Thread Derek Gaston
On Feb 9, 2009, at 1:43 PM, Roy Stogner wrote: > Apparently the compiler can't figure out where to find a vtable > pointer unless it at least knows what the root base class is you're > pointing to, and it can't figure out how to do a proper cast (at least > in the context of multiple inheritance)

Re: [Libmesh-devel] Casting issues

2009-02-09 Thread Roy Stogner
On Mon, 9 Feb 2009, Derek Gaston wrote: > Why can't you cast a void pointer to a class pointer dynamically? > Seems odd to me... so I'm probably doing something wrong. Apparently the compiler can't figure out where to find a vtable pointer unless it at least knows what the root base class is you