Re: [boost] is_convertible: bug or missing feature?

From: David Abrahams (david.abrahams_at_[hidden])
Date: 2002-05-09 21:44:09

----- Original Message -----
From: "Gennadiy Rozental" <rogeeff_at_[hidden]>

> #include <boost/type_traits/conversion_traits.hpp>
> template<typename T>
> struct A : T
> {
>     A()                                              {}
>     template<class T1>
>     A( A<T1> const& rhs ) : T( rhs ) {}
> };
>
> struct B {};
> struct C {};
>
> int main() {
>     bool bb = boost::is_convertible<A<B>,A<C> >::value; // here value bb
is
> true, while I expext it will be false

Why?

>     return 0;
> }
>
> With MSVC 6.5 I have got incorrect value bb - true.
> Why?

maybe because... it's the correct value?

-Dave