Re: [Boost-users] [move] non-inline move constructor - won't compile

Subject: Re: [Boost-users] [move] non-inline move constructor - won't compile
From: Vicente J. Botet Escriba (vicente.botet_at_[hidden])
Date: 2013-11-02 11:28:21

Le 02/11/13 12:02, Krzysztof Czainski a écrit :
> Hi,
>
> I've been trying to writhe a non-inline move constructor, to place 
> its' implementation in a .cpp file. I'm having problems compiling my 
> code, which I managed to simplify (after examining output of the 
> preprocessor) down to this short code snippet:
>
> #include <boost/move/core.hpp>
>
> struct X
> {
>     X( ::boost::rv< X >& x );
>     operator ::boost::rv<X>&() { return *static_cast< ::boost::rv<X>* 
> >(this); }
> };
>
> X::X( ::boost::rv< X >& x ) {}
>
> Compiling a .cpp file with the above contents gives me:
>
> a.cpp:41:1: error: prototype for 'X::X(boost::rv<X>&)' does not match 
> any in class 'X'
>  X::X( ::boost::rv< X >& x ) {}
>  ^
> a.cpp:35:8: error: candidates are: X::X(const X&)
>  struct X
>         ^
> a.cpp:37:5: error: X::X(boost::rv<X>&)
>      X( ::boost::rv< X >& x );
>      ^
>
> I'm using MinGW gcc 4.8.1 in default -std mode (not-C++11 mode), 
> boost-1.54.
It works for me with clang-3.1 and clang-3.2, but not with gcc :( Really 
curious.
>
> Am I doing something wrong here, or is it a bug in the compiler?
>
I would say that it is a bug on the compiler.

Best,
Vicente