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From: Thorsten Ottosen (tottosen_at_[hidden])
Date: 2006-02-02 03:16:15

Michael Goldshteyn wrote:
> "Thorsten Ottosen" <tottosen_at_[hidden]> wrote in message
> news:drraqn$pok$
>>have you tried to benchmark fixed_string compared to std::string with
>>the short string optimization?
>>is fixed_string really faster?
> Thorsten, the biggest problem I have found with libraries that offer this
> optimization, and I am glad that VC++ 7.1's is one of them, is that the
> definition of "short" is non-configurable, except by changing a very
> important header file. Even if a change to that header file is made, there
> is no guarantee that the compiler actually reads the header file and does
> not have its contents hardcoded when an include directive for that header
> file is seen in source code, since the header file is a "standard" (i.e.
> included with the compiler) header file.
> For example, in VC++, IIRC, it is set to somewhere in the neighborhood of
> 15. I would much rather that they upped this value to 31 or 63, or somewhere
> thereabouts.

maybe std::char_traits could container such a constant?


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