strong enums: why implicit conversion to basetype?

[Trass3r]

>> extern(C):
>> enum Bla : int {...}
>> void foo(Bla b);
>>
>> How does this require implicit conversion?
>> The codegen treats Bla like basetype anyway.
>
> Some of the Windows functions are made of multiple enums of different  
> types, ORed together.

-.- Microsuckx.
Then I think it should either become a combined enum or just anonymous  
ones (+ aliases to basetype perhaps).