vibe.d & exception performance

[Jakob Ovrum]

On Sunday, 9 February 2014 at 16:07:52 UTC, Marc Schütz wrote:
> But the difference actual difference is so much larger. Where 
> does it come from? It might mean that there is some costly 
> operation that both `new` and `toString()` perform. Or it might 
> actually be a bug, and when fixed, would have worse 
> performance. It seems almost too good to be true...

They both allocate GC memory, which can cause a collection cycle. 
Could that be it?