C++ interop - what to do about long and unsigned long?

[Walter Bright via Digitalmars-d]

On 9/13/2014 3:45 AM, bearophile wrote:
> Manu:
>
>> Surely, at very least, an extern(C++) class should be final-by-default?
>
> Often the less special cases you have, the less bugs you create. So I suggest
> final to be handled in the same way in both regular and extern(C++) classes.

I guarantee that few will remember which way the final-by-default goes with 
which mode.