Re: [boost] [xpressive] Performance Tuning?

Subject: Re: [boost] [xpressive] Performance Tuning?
From: Joel de Guzman (joel_at_[hidden])
Date: 2009-07-19 23:51:51

Edward Grace wrote:
> 
> Hi OverminDL1,
> 
>> Sorry for the noise, but the only error I could not get rid of with
>> single-line edits to your files is:
>> 1>R:\Programming_Projects\Spirit_Price\ejg_uint_parser_timing\other_includes\ejg/timer.cpp(117) 
>>
>> : error C2676: binary '-' : 'ticks' does not define this operator or a
>> conversion to a type acceptable to the predefined operator
>> 1>        
>> R:\Programming_Projects\Spirit_Price\ejg_uint_parser_timing\other_includes\ejg/timer.cpp(109) 
>>
>> : while compiling class template member function 'void
>> ejg::generic_timer<ticks>::calibrate_seconds(void)'
> 
> A bit of a stab in the dark, perhaps change the region around 
> timer.cpp(109) to
> 
>     chrono_start = chrono();
>     while ( double( chrono_wall() - chrono_wall_start ) < 
> chrono_wall_scale*4.0);
>     chrono_end = chrono();
> 
> I'm now doubly confused as it appears to be complaining about the return 
> type of std::clock, (the default wall-clock timer).  Maybe I can get my 
> hands on a windows machine and compiler tomorrow....

Edward, just a compliment (for now): what you are doing is cool!
I'm starting to be an eager supporter.

Regards,
-- 
Joel de Guzman
http://www.boostpro.com
http://spirit.sf.net