RE: shared_ptr bug?

From: Kevlin Henney (kevlin_at_[hidden])
Date: 2001-10-18 12:02:57

>   From: "Fernando Cacciola" <fcacciola_at_[hidden]>
>From: David Abrahams <david.abrahams_at_[hidden]>
>
>> Can we do better with a single-pointer-chained-count design?
>>
>> +-ptr-+     +-count-+     +-target-+
>> |     |     |   |   |     |        |
>> |  *=======>| 1 | *======>|        |
>> |     |     |   |   |     |        |
>> +-----+     +---+---+     +--------+
>>
>I'm not aware of this design. Could you point me to any online reference
>that I can look at?

This is one of six basic configurations that you can use to express
reference counting. See my EuroPLoP paper from this year ("C++ Patterns:
Reference Accounting") for more:

        http://www.hillside.net/patterns/EuroPLoP/papers/Henney.zip

Kevlin
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