Subject: Re: [boost] Review Wizard report for December 2009
From: Thorsten Ottosen (thorsten.ottosen_at_[hidden])
Date: 2009-12-13 14:31:28
Mathias Gaunard skrev:
> Thorsten Ottosen a écrit :
>
>> I would say one of the disadvantages of manual/smart ptr memory
>> management is slowness. GC, OTOH is fast. To qoute Herb Sutter:
>> "The only thing making .net run faster is GC".
>
> It's not GC that makes it run faster, simply the allocation strategy
> languages with GCs happen to use.
> You can have "manual" memory management "as fast as GC". It's just that
> it has other bad properties, such as requiring more memory than it
> really needs to operate well: which is why it's not the default strategy
> implementers happen to use in a language like C++.
Usually with a copying collector, a heap allocation is nothing more than
a pointer increment. This is certainly fast.
Anyway, I don't want to get into a deeper discussion. I'm glad your
smart pointer solves the circular reference problem.
-Thorsten