What should happen here?

[Max Samukha]

On Monday, 27 September 2021 at 13:59:57 UTC, Steven 
Schveighoffer wrote:

>
> What I'm saying is, *if* you need a specific address saved for 
> later in a function, wouldn't you prefer to store that on the 
> stack rather than store it in the GC's roots? This would 
> absolutely be opt-in, not automatic, as I don't see how we can 
> do it automatically.
>

If performance was important, you would want to allocate the 
object itself on the stack? The cost of GC allocation outweighs 
that of GC.addRoot by a lot.