RE: [boost] Re: N-arity operators in C++, also reducing temporaries. [Repost]

From: Hartmut Kaiser (HartmutKaiser_at_[hidden])
Date: 2005-03-08 01:24:55

Pavel Chikulaev wrote:

> > Fusion may provide the infrastructure for this. In the iostreams 
> > library, I used something like a homemade tuple; but for a more 
> > ambitious implementation of expression templates I would 
> want to use 
> > existing tools as much as possible.
> 
> I've used in my library home-made
> 
> template<typename FirstArgT, typename Op, typename 
> SecondArgT> class binary_op;
> 
> template<typename Op, typename ArgT>
> class unary_op;
> 
> template<typename LazyExpr>
> class result_of;
> 
> I don't think that Fusion will help me here, but I'll take a 
> look at it.

IIUC Fusion won't help you here as much as Phoenix (the successor to
Boost::LL) which already contains many of building blocks you'd need for
your library.

Regards Hartmut