DIP1000 and immutable

[Adam D. Ruppe]

On Tuesday, 27 April 2021 at 14:28:12 UTC, jmh530 wrote:
> However, should it ever matter if you escape an immutable?

Your example is a pretty clear case of use-after-free if gloin 
actually did escape the reference and kept it after main returned.

> I tried basically the same thing in Rust and it doesn't 
> generate errors (their borrow checker should be assuming scope 
> by default).

That means it treats gloin as if it is scope, so it isn't the 
same as your D code since the gloin there is NOT borrowing.