...don't offer this protection, so it would have to be proven by the compiler...

...conversions, I do not expect that this would be accepted.

However, I am in no...

...really covers calling functions with argument conversion.

Would your proposal allow:

```d
struct Grandad {
}

struct...

...good reasons why they would not be appropriate.

So there would be differences between them...

...things as Object root class would not be present, therefore would need to be explicit...

...but seems to do as you want (would obviously need more extensive work for real...

...on the struct). Making such structs illegal would cause both druntime and Phobos to fail...

...a few e-mails, and I likely would have gotten _way_ more if the migration...

...when you comment on it.

So you would have interacted with each of the tickets...

...as clean as possible.

In C I would have just declared the entire structure to...