Re: [boost] [Block Pointer] make_block

Subject: Re: [boost] [Block Pointer] make_block
From: Phil Bouchard (philippe_at_[hidden])
Date: 2011-04-30 12:59:51

On 4/30/2011 8:05 AM, Mathias Gaunard wrote:
> On 30/04/2011 02:38, Phil Bouchard wrote:
>>
>> time of new block:
>> 0.144u 0.016s 0:00.16 93.7%
>>
>> time of make_block:
>> 0.328u 0.012s 0:00.34 97.0%
>>
>> Any thoughts?
>
> There is no difference between
>
> block_ptr<T> a = make_block<T>(whatever);
> and
> block_ptr<T> a(new block<T>(whatever));
>
> Your temporaries in question are removed by NRVO.

That's right, with the optimization flags turned on I get:
0.116u 0.004s 0:00.12 91.6%

(This is block_ptr_test3 BTW)

-Phil