Re: [Boost-users] [container] Compilation failure with clang 3.1

Subject: Re: [Boost-users] [container] Compilation failure with clang 3.1
From: Marshall Clow (mclow.lists_at_[hidden])
Date: 2012-05-25 08:38:24

On May 25, 2012, at 1:07 AM, Alexandre Hamez wrote:

> Hello,
> 
> When compiling Boost.Container, clang 3.1 (stable release, Mac OS X 10.7.4) fails:
>  
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:167:105: error: type name requires a specifier or qualifier
>          template <typename T> using rebind_alloc  = boost::intrusive::detail::type_rebinder<Alloc, T>::type;
>                                                                                                         ^
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:167:59: error: expected ';' after alias declaration
>          template <typename T> using rebind_alloc  = boost::intrusive::detail::type_rebinder<Alloc, T>::type;
>                                                           ^
>                                                           ;
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:168:72: error: use of undeclared identifier 'rebind_alloc'
>          template <typename T> using rebind_traits = allocator_traits< rebind_alloc<T> >;
>                                                                        ^
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:168:85: error: 'T' does not refer to a value
>          template <typename T> using rebind_traits = allocator_traits< rebind_alloc<T> >;
>                                                                                     ^
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:168:29: note: declared here
>          template <typename T> using rebind_traits = allocator_traits< rebind_alloc<T> >;
>                             ^
> /opt/local/include/boost/container/allocator/allocator_traits.hpp:168:87: error: expected ';' after alias declaration
>          template <typename T> using rebind_traits = allocator_traits< rebind_alloc<T> >;
> 
> However gcc 4.7 has no problem with it. Does anyone has experienced the same thing and possibly found a workaround?

Currently, on both the trunk and release branches, that line is:
        template <typename T> using rebind_alloc = typename boost::intrusive::detail::type_rebinder<Alloc, T>::type; 
(note the extra 'typename')

You might try inserting that, and see if that fixes the problem.

-- Marshall

Marshall Clow     Idio Software   <mailto:mclow.lists_at_[hidden]>

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