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From: John Maddock (jm_at_[hidden])
Date: 2003-06-08 05:26:01

> I found that boost has very powerful configuration system
> (boost/config.hpp and around...)
> but why use macros?
> there is another solution described here, let discuss it...
> may be there are some troubles, invisible for me, that prevent from using
> this technique
> in libraries like boost?

I think that there are two problems:

1) Your scheme requires that all possible implementations can be parsed by
the compiler - that won't be true for macros describing defects.
2) Your scheme can't cope with optional features (long long or

Oh, and macros are probably simpler, if ugly.


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