Re: [Boost-users] [boost::shared_ptr] performance killer

From: Ovanes Markarian (om_boost_at_[hidden])
Date: 2006-10-23 10:11:09

On Mon, October 23, 2006 16:03, Peter Dimov wrote:
> Leon Mlakar wrote:
>
>>> You can override the allocator used for the internal
>>> allocation of the control block by using the shared_ptr
>>> constructor taking three arguments (it's a relatively new
>>> feature) but judging by the numbers, there isn't much point
>>> in doing so, as the default allocator is good enough. 2%
>>> isn't a significant difference and it may well be the case
>>> that the default could be faster in real code.
>>>
>>
>> It's not in 1.33.1, is it? It may not bring performance benefits,
>> still, it is a usefull feature to have.
>
> No, it isn't in 1.33.1. It will be in 1.34, though.
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But 1.33.1 uses it internally? Since after defining this macro I was able to measure some
performance benefits.

With Kind Regards,

Ovanes Markarian