class is forward referenced when looking for 'v'

[Amber Thralll via Digitalmars-d-learn]

> class Base
> {
>     public void Foo(A a)
>     {
>         writeln("Base.Foo(A a)");
>     }
>
>     public void Foo(B a)
>     {
>         writeln("Base.Foo(B a)");
>     }
> };
>
> Compiler properly resolves forward references. Therefore, it's 
> definitely a compiler bug, and the template version should be 
> accepted.
>
> I filed the issue in bugzilla:
> https://issues.dlang.org/show_bug.cgi?id=14083
>
> And will open a new pull request to fix compiler.
>
> Kenji Hara

In the mean time I've found removing the overridden methods from 
the Base class, works with templates.