Subject: Re: [boost] request for interest in a garbage collection library
From: Sebastian Redl (sebastian.redl_at_[hidden])
Date: 2009-04-24 10:03:54
Mathias Gaunard wrote:
> Sebastian Redl wrote:
>
>> Compacting (or otherwise moving) garbage collectors require detailed
>> knowledge. They must know where the pointers to the moved objects are
>> and modify them. Conservative GCs do not know this.
>
> But precise ones do.
> And precise garbage collection can be implemented in C++ just fine.
Yes, but only if you use special self-registering smart pointers (GC
handles) for all GC pointers. This registering happens at runtime, so
it's a performance hit compared to systems where this information is
generated at compile time (or JIT time).
Sebastian