You're right that this is completely missing in the spec, but it's a thing already: [https://github.com/nim-lang/Nim/blob/devel/tests/destructor/twidgets_unown.nim#L23](https://github.com/nim-lang/Nim/blob/devel/tests/destructor/twidgets_unown.nim#L23) ;-)
> Perhaps that's just a bug in the current version 0.20.0? Yes. :-/ > I don't think that is a good argument, Don't quote me selectively, the argument went on with "and nobody ever complained about it.", that makes all the difference. Real pain points of C++ are being complained about all the time.
