Re: [Boost-users] is_dereferenceable.hpp fails to compile with Apple Clang 3.0

Subject: Re: [Boost-users] is_dereferenceable.hpp fails to compile with Apple Clang 3.0
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2011-12-11 20:01:17

AMDG

On 12/11/2011 02:26 PM, István Csanády wrote:
> I am trying to use boost::iostreams. When I include
> boost/iostreams/filtering_streambuf.hpp (even if I don't declare any
> filtering_streambuf variables) I get the following compilation error:
> is_dereferencable.hpp: Parse Issue: Expected unqualified-id
> 
> The problem is in this code:
> 
> template <class T>
>   struct impl
>   {
>       static typename boost::remove_cv<T>::type& x;
> 
>       BOOST_STATIC_CONSTANT(
>           bool
>         , value = sizeof(is_dereferenceable_::check
> BOOST_PREVENT_MACRO_SUBSTITUTION(BOOST_comma(*x,0))) == 1
>       );
>   };
> 
> Compiler: Apple Clang 3.0, with -std=c++0x flag
> 
> Any help would be greatly appreciated.
> 

This is because of Apple's evil
#define check(x)

In Christ,
Steven Watanabe