Why do private member variables behaved like protected in the same module when creating deriving class?

[Jesse Phillips]

On Sunday, 28 October 2018 at 15:47:15 UTC, Stanislav Blinov 
wrote:
> On Sunday, 28 October 2018 at 15:41:47 UTC, Neia Neutuladh 
> wrote:
>
>> In D, x is private to C and any types or functions defined in 
>> the same module.
>
> ...and can be accessed via reflection (.tupleof). </Pedantry>

Actually if you try to use it the compiler complains because D 
reflection is compile time.