template error instantiating

[Maxim Fomin]

On Saturday, 17 November 2012 at 23:14:56 UTC, Manfred Nowak 
wrote:
> Maxim Fomin wrote:
>
>> related to the issue?
>
> ... I can see that the definition is ambiguous. And if the coder
> didnt't realize the ambiguousness as you do ...
>
> -manfred

There is compilation error when instantiating class template 
which has on overload set consisting of template and non-template 
function. How this is related to eponymous templates?