Re: [boost] [type_erasure] overloading macro

Subject: Re: [boost] [type_erasure] overloading macro
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2013-02-26 16:47:02

AMDG

On 02/26/2013 01:24 PM, Christophe Henry wrote:
>>
>> BOOST_TYPE_ERASURE_MEMBER now supports rvalue references.
>>
> I don't manage to get it to work, am I missing something? I get a "no
> matching function call" (gcc 4.7.2).
> 

Works for me:
$ /usr/local/gcc-4.7.2/bin/g++ -c -std=c++11 scratch.cpp -Itrunk
-Itype_erasure

(I just added #includes and using directives)

sandbox_at_83160, trunk_at_83162

Can you give me the complete test case,
svn revision numbers and error messages?

> 
> BOOST_TYPE_ERASURE_MEMBER((n1)(has_foo), foo);
> 
> struct Data{};
> 
> struct Test
> {
>    void foo(Data&&)const
>    {
>        std::cout << "foo(Data&&) called" << std::endl;
>    }
>    void foo(int,double)const
>    {
>        std::cout << "foo(int,double) called" << std::endl;
>    }
> };
> 
> int main()
> {
>    Test t;
>    any<
>        mpl::vector<
>            n1::has_foo<void(Data&&),const _self>,
>            n1::has_foo<void(int, double),const _self>,
>            copy_constructible<>
>        >
>            > x (t);
>    //x.foo(Data()); // ===> this will not compile
>    x.foo(1,1.0); // calls foo(int, double)
>    return 0;
> }
> 

In Christ,
Steven Watanabe