Rebooting the __metada/__mutable discussion

[Alexandru Ermicioi]

On Saturday, 9 April 2022 at 06:25:10 UTC, vit wrote:
> RAII in D is bad: move ctor are not implemented, overloading 
> copy ctors sometimes crash dmd, copy ctors are not called from 
> GC slices, dtors have bad interaction with stack tuples/value 
> sequences and opCast, emplace...

Imho these should be prioritized first before, doing yet another 
language change. If they are fixed, then there might be more 
options available on how to design the rc functionality.