RCArray is unsafe

[Walter Bright via Digitalmars-d]

On 3/3/2015 9:19 AM, "Marc =?UTF-8?B?U2Now7x0eiI=?= <schuetzm at gmx.net>" wrote:
> Therefore, your reply isn't really valid. In Rust, it is an escape hatch from a
> fundamentally safe type system, whereas in D it would be a necessary convention
> to make usage of RC safe.

My understanding of Rust is that many library types rely on unsafe code under 
the hood to make them work. Rust does have an 'unsafe' mechanism to support this.

But that's ok. The idea is it must be possible to create a type with a safe 
interface. The internals don't have to be safe.