Re: [Boost-users] default argument and call trait const_reference

Subject: Re: [Boost-users] default argument and call trait const_reference
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-04-09 10:39:51

AMDG

Hicham Mouline wrote:
> template<typename C>
> class X
> {
> public:
>
>   template<typename Interp, typename Extrap>
>   void Get (int, 
>                 typename boost::call_traits<Interp>::const_reference=
> Interp(),
>                 typename boost::call_traits<Extrap>::const_reference=
> Extrap() ) const;
> };
>
> <snip>
>
> class P {
> public:
>   static const size_t defaultInterpolationOrder = 2;  // quadratic
> polynomial
>   
>   Polynomial1D(size_t order =defaultInterpolationOrder)
>   : mOrder(order)
>   {}
>   

This is not legal.  The name of the constructor should be
the same as the name of the class.

> Private: 
>   

Should be private?  How this code even compiles is beyond me.

>   size_t mOrder;
> };
>
> 1 example of call is 
>
>  x.template GetSpot<P,P>( 5 );
>   

GetSpot?  I only see Get.

In Christ,
Steven Watanabe