Re: [boost] [binary-int] pre-release available

From: Paul Mensonides (pmenso57_at_[hidden])
Date: 2005-09-02 19:42:59

> -----Original Message-----
> From: boost-bounces_at_[hidden] 
> [mailto:boost-bounces_at_[hidden]] On Behalf Of Matt Calabrese

> > I expect these binary literals to
> > work any place that an integer literal would work at compile (not 
> > preprocessing) time.
> 
> 
> Forgive me if this has already been addressed, but is there a 
> reason as to why a template is prefered here as opposed to a 
> macro solution? A solution using preprocessor metaprogramming 
> would allow one to use the value at preprocessing time as 
> well as compile-time, making a template version unecessary, 
> and syntactically it would be even simpler since you wouldn't 
> need to do ::value. The call could be as simple as BOOST_BINARY_INT(
> (1100)(0011)(1010) ) using Boost.Preprocessor sequences. 
> Again, I am sorry if this has already been addressed.

The problem is that there isn't any arbitrary precision arithmetic support in
the pp-lib.  If there was, you could do better than that for syntax:

BOOST_BINARY_INT( 1100 0011 1010 )

Regards,
Paul Mensonides