RFC: reference counted Throwable

[Ola Fosheim Grostad via Digitalmars-d]

On Saturday, 20 September 2014 at 16:52:59 UTC, Paulo Pinto wrote:
> As it seems, RC with GC for cycle collection was more common 
> than I thought of.

I once read a paper that suggested optimizing GC by having RC on 
all objects and stop inc/dec ref counting when it reached 5 or 
something. I guess the idea was to get rid of short lived objects 
to make the GC run less often while cutting RC overhead.