A few thoughts on std.allocator

[Andrei Alexandrescu via Digitalmars-d]

On 5/10/15 3:51 AM, Michel Fortin wrote:
> Shared is implicit in the case of immutable. Think carefully: if you
> implement this and it has any efficiency benefit for non-shared
> allocations, const-allocated objects and arrays will become more
> performant than immutable-allocated ones. People will thus have an
> incentive to stay away from immutable.

Good point. Well I'd say if things turn out that way, we shouldn't 
pessimize one case just to keep it aligned with another. There might be 
optimization opportunities particular to immutable data. -- Andrei