On 3/14/2012 8:52, Warp wrote:
>    And btw, cyclic references are not the only problematic situation with
> reference counting. There are cases where objects may be deleted too early,
> while there's still code using them.

And your references have to be as big as your address space, approximately.

Smalltalk back in the 64K days used a 5-bit reference count. If you ever had 
more than 30 references, it just wouldn't get collected until the mark/sweep 
collector ran.

-- 
Darren New, San Diego CA, USA (PST)
   People tell me I am the counter-example.

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