Re: [boost] [config] request for BOOST_NO_FWD_STD_DECLARATION

Subject: Re: [boost] [config] request for BOOST_NO_FWD_STD_DECLARATION
From: John Maddock (boost.regex_at_[hidden])
Date: 2011-02-16 04:40:42

> libc++ does not allow forward declarations of types for std:: , as it uses 
> inline namespace to allow versioning.
>
> Forward declarations occur in many libraries (config, fusion, 
> interprocess). In each case I would like to just include the actual 
> headers.
>
> I could just #define all cases for LIBCPP, but other libraries might move 
> to using inline namespaces in future, so I could introduce a macro?

I think that sounds a reasonable addition, yes.  Do you have patches?

John.