* Package:    dev-cpp/luabind-0.9.1
 * Repository: gentoo-overlay
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking luabind-0.9.1.tar.gz to /var/tmp/portage/dev-cpp/luabind-0.9.1/work
>>> Source unpacked in /var/tmp/portage/dev-cpp/luabind-0.9.1/work
>>> Preparing source in /var/tmp/portage/dev-cpp/luabind-0.9.1/work/luabind-0.9.1 ...
 * Applying luabind-0.9.1-boost.patch ...
 [ ok ]
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-cpp/luabind-0.9.1/work/luabind-0.9.1 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-cpp/luabind-0.9.1/work/luabind-0.9.1 ...
warning: No toolsets are configured.
warning: Configuring default toolset "gcc".
warning: If the default is wrong, your build may not work correctly.
warning: Use the "toolset=xxxxx" option to override our guess.
warning: For more configuration options, please consult
warning: http://boost.org/boost-build2/doc/html/bbv2/advanced/configuration.html
common.mkdir bin

        mkdir -p "bin"
    
common.mkdir bin/gcc-4.9.3

        mkdir -p "bin/gcc-4.9.3"
    
common.mkdir bin/gcc-4.9.3/release

        mkdir -p "bin/gcc-4.9.3/release"
    
common.mkdir bin/gcc-4.9.3/release/src

        mkdir -p "bin/gcc-4.9.3/release/src"
    
gcc.compile.c++ bin/gcc-4.9.3/release/src/class.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/class.o" "src/class.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from src/class.cpp:30:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from src/class.cpp:30:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from src/class.cpp:30:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/class_info.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/class_info.o" "src/class_info.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_info.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:547:3: warning: control reaches end of non-void function [-Wreturn-type]
   } \
   ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/class_registry.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/class_registry.o" "src/class_registry.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_registry.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/class_rep.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/class_rep.o" "src/class_rep.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/class_rep.cpp:29:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/create_class.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/create_class.o" "src/create_class.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/create_class.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/error.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/error.o" "src/error.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/exception_handler.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/exception_handler.o" "src/exception_handler.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/function.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/function.o" "src/function.cpp"

In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from ./luabind/detail/policy.hpp:44:0,
                 from ./luabind/object.hpp:38,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from ./luabind/detail/policy.hpp:44:0,
                 from ./luabind/object.hpp:38,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from src/function.cpp:7:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from src/function.cpp:7:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/inheritance.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/inheritance.o" "src/inheritance.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/link_compatibility.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/link_compatibility.o" "src/link_compatibility.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/object_rep.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/object_rep.o" "src/object_rep.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/open.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/open.o" "src/open.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/open.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/pcall.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/pcall.o" "src/pcall.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/scope.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/scope.o" "src/scope.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/stack_content_by_name.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/stack_content_by_name.o" "src/stack_content_by_name.cpp"

In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/bind/bind.hpp:29:0,
                 from /usr/include/boost/bind.hpp:22,
                 from ./luabind/class.hpp:78,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/detail/call_member.hpp:34,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/detail/call_member.hpp:34:0,
                 from ./luabind/wrapper_base.hpp:31,
                 from ./luabind/back_reference.hpp:27,
                 from ./luabind/class.hpp:93,
                 from ./luabind/luabind.hpp:28,
                 from src/stack_content_by_name.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
gcc.compile.c++ bin/gcc-4.9.3/release/src/weak_ref.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/weak_ref.o" "src/weak_ref.cpp"

gcc.compile.c++ bin/gcc-4.9.3/release/src/wrapper_base.o

    "g++"  -ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -fPIC -march=native -O2 -pipe -DLUABIND_DYNAMIC_LINK -DNDEBUG  -I"." -I"/usr/include" -c -o "bin/gcc-4.9.3/release/src/wrapper_base.o" "src/wrapper_base.cpp"

In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from ./luabind/detail/policy.hpp:44:0,
                 from ./luabind/object.hpp:38,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator==(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const boost::optional<T>&)
 bool operator == ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:28:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, const T&)
 bool operator == ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:62:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note: template<class T> bool boost::operator==(const T&, const boost::optional<T>&)
 bool operator == ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:96:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note: template<class T> bool boost::operator==(const boost::optional<T>&, boost::none_t)
 bool operator == ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:131:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note: template<class T> bool boost::operator==(boost::none_t, const boost::optional<T>&)
 bool operator == ( none_t , optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:165:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
In file included from ./luabind/detail/policy.hpp:44:0,
                 from ./luabind/object.hpp:38,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/bind/arg.hpp:41:40: note: template<int I> bool boost::operator==(const boost::arg<I>&, const boost::arg<I>&)
 template< int I > BOOST_CONSTEXPR bool operator==( arg<I> const &, arg<I> const & )
                                        ^
/usr/include/boost/bind/arg.hpp:41:40: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::arg<I>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:556:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(==)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’:
./luabind/object.hpp:546:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::basic_access>&, const luabind::detail::basic_iterator<luabind::detail::basic_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:546:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:546:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::basic_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp: In function ‘bool luabind::detail::operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’:
./luabind/object.hpp:553:37: error: no matching function for call to ‘operator!=(const luabind::detail::basic_iterator<luabind::detail::raw_access>&, const luabind::detail::basic_iterator<luabind::detail::raw_access>&)’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
./luabind/object.hpp:553:37: note: candidates are:
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const boost::optional<T>&)
 bool operator != ( optional<T> const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:38:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, const T&)
 bool operator != ( optional<T> const& x, T const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:72:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note: template<class T> bool boost::operator!=(const T&, const boost::optional<T>&)
 bool operator != ( T const& x, optional<T> const& y )
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:106:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note: template<class T> bool boost::operator!=(const boost::optional<T>&, boost::none_t)
 bool operator != ( optional<T> const& x, none_t ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:141:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’ is not derived from ‘const boost::optional<T>’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
In file included from /usr/include/boost/optional/optional.hpp:1143:0,
                 from /usr/include/boost/optional.hpp:15,
                 from ./luabind/object.hpp:31,
                 from ./luabind/make_function.hpp:9,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note: template<class T> bool boost::operator!=(boost::none_t, const boost::optional<T>&)
 bool operator != ( none_t, optional<T> const& y ) BOOST_NOEXCEPT
      ^
/usr/include/boost/optional/detail/optional_relops.hpp:175:6: note:   template argument deduction/substitution failed:
In file included from ./luabind/make_function.hpp:9:0,
                 from ./luabind/function.hpp:8,
                 from src/wrapper_base.cpp:27:
./luabind/object.hpp:553:37: note:   cannot convert ‘x’ (type ‘const luabind::detail::basic_iterator<luabind::detail::raw_access>’) to type ‘boost::none_t’
       return boost::operator op(x, y); \
                                     ^
./luabind/object.hpp:557:3: note: in expansion of macro ‘LUABIND_OPERATOR_ADL_WKND’
   LUABIND_OPERATOR_ADL_WKND(!=)
   ^
...skipped <pbin/gcc-4.9.3/release>libluabind.so.0.9.0 for lack of <pbin/gcc-4.9.3/release>src/class.o...
...failed updating 9 targets...
 * ERROR: dev-cpp/luabind-0.9.1::gentoo-overlay failed (compile phase):
 *   compile failed
 * 
 * Call stack:
 *     ebuild.sh, line 115:  Called src_compile
 *   environment, line 1947:  Called die
 * The specific snippet of code:
 *       ${my_bjam_bin} release -d+2 --prefix="${D}/usr/" --libdir="${D}/usr/$(get_libdir)" cflags="${CFLAGS}" linkflags="${LDFLAGS}" link=shared || die "compile failed"
 * 
 * If you need support, post the output of `emerge --info '=dev-cpp/luabind-0.9.1::gentoo-overlay'`,
 * the complete build log and the output of `emerge -pqv '=dev-cpp/luabind-0.9.1::gentoo-overlay'`.
 * The complete build log is located at '/var/tmp/portage/dev-cpp/luabind-0.9.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-cpp/luabind-0.9.1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-cpp/luabind-0.9.1/work/luabind-0.9.1'
 * S: '/var/tmp/portage/dev-cpp/luabind-0.9.1/work/luabind-0.9.1'