Added boost header

test/external/boost/fusion/sequence/comparison/detail/equal_to.hpp

@@ -0,0 +1,60 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_EQUAL_TO_05052005_1142)
+#define FUSION_EQUAL_TO_05052005_1142
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2, bool same_size>
+    struct sequence_equal_to
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return true;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a == *b
+                && call(fusion::next(a), fusion::next(b));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+
+    template <typename Seq1, typename Seq2>
+    struct sequence_equal_to<Seq1, Seq2, false>
+    {
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& /*a*/, I2 const& /*b*/)
+        {
+            return false;
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/detail/greater.hpp

@@ -0,0 +1,49 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_GREATER_05052005_1142)
+#define FUSION_GREATER_05052005_1142
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2>
+    struct sequence_greater
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return false;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a > *b ||
+                (!(*b > *a) && call(fusion::next(a), fusion::next(b)));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/detail/greater_equal.hpp

@@ -0,0 +1,49 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_GREATER_EQUAL_05052005_1142)
+#define FUSION_GREATER_EQUAL_05052005_1142
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2>
+    struct sequence_greater_equal
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return true;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a >= *b
+                && (!(*b >= *a) || call(fusion::next(a), fusion::next(b)));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/detail/less.hpp

@@ -0,0 +1,49 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_LESS_05052005_1141)
+#define FUSION_LESS_05052005_1141
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2>
+    struct sequence_less
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return false;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a < *b ||
+                (!(*b < *a) && call(fusion::next(a), fusion::next(b)));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/detail/less_equal.hpp

@@ -0,0 +1,49 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_LESS_EQUAL_05052005_1141)
+#define FUSION_LESS_EQUAL_05052005_1141
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2>
+    struct sequence_less_equal
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return true;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a <= *b
+                && (!(*b <= *a) || call(fusion::next(a), fusion::next(b)));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/detail/not_equal_to.hpp

@@ -0,0 +1,60 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying 
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_NOT_EQUAL_TO_05052005_1141)
+#define FUSION_NOT_EQUAL_TO_05052005_1141
+
+#include <boost/mpl/bool.hpp>
+#include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/iterator/next.hpp>
+#include <boost/fusion/iterator/equal_to.hpp>
+
+namespace boost { namespace fusion { namespace detail
+{
+    template <typename Seq1, typename Seq2, bool same_size>
+    struct sequence_not_equal_to
+    {
+        typedef typename result_of::end<Seq1>::type end1_type;
+        typedef typename result_of::end<Seq2>::type end2_type;
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const&, I2 const&, mpl::true_)
+        {
+            return false;
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b, mpl::false_)
+        {
+            return *a != *b
+                || call(fusion::next(a), fusion::next(b));
+        }
+
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            typename result_of::equal_to<I1, end1_type>::type eq;
+            return call(a, b, eq);
+        }
+    };
+
+    template <typename Seq1, typename Seq2>
+    struct sequence_not_equal_to<Seq1, Seq2, false>
+    {
+        template <typename I1, typename I2>
+        static bool
+        call(I1 const& a, I2 const& b)
+        {
+            return true;
+        }
+    };
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/enable_comparison.hpp

@@ -0,0 +1,34 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_ENABLE_COMPARISON_09232005_1958)
+#define FUSION_ENABLE_COMPARISON_09232005_1958
+
+#include <boost/mpl/or.hpp>
+#include <boost/mpl/and.hpp>
+#include <boost/mpl/not.hpp>
+#include <boost/mpl/equal_to.hpp>
+#include <boost/fusion/support/sequence_base.hpp>
+#include <boost/fusion/support/is_sequence.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+
+namespace boost { namespace fusion { namespace traits
+{
+    template <typename Seq1, typename Seq2, typename Enable = void>
+    struct enable_equality
+        : mpl::or_<traits::is_sequence<Seq1>, traits::is_sequence<Seq2> >
+    {};
+
+    template <typename Seq1, typename Seq2, typename Enable = void>
+    struct enable_comparison
+        : mpl::and_<
+            mpl::or_<traits::is_sequence<Seq1>, traits::is_sequence<Seq2> >
+          , mpl::equal_to<result_of::size<Seq1>, result_of::size<Seq2> >
+        >
+    {};
+}}}
+
+#endif

test/external/boost/fusion/sequence/comparison/equal_to.hpp

@@ -0,0 +1,56 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_EQUAL_TO_05052005_0431)
+#define FUSION_EQUAL_TO_05052005_0431
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/detail/equal_to.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+#include <boost/config.hpp>
+
+#if defined (BOOST_MSVC)
+#  pragma warning(push)
+#  pragma warning (disable: 4100) // unreferenced formal parameter
+#endif
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    equal_to(Seq1 const& a, Seq2 const& b)
+    {
+        return result_of::size<Seq1>::value == result_of::size<Seq2>::value
+            && detail::sequence_equal_to<
+            Seq1 const, Seq2 const
+            , result_of::size<Seq1>::value == result_of::size<Seq2>::value>::
+            call(fusion::begin(a), fusion::begin(b));
+    }
+
+    namespace operators
+    {
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_equality<Seq1, Seq2>
+              , bool
+            >::type
+        operator==(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::equal_to(a, b);
+        }
+    }
+    using operators::operator==;
+}}
+
+#if defined (BOOST_MSVC)
+#  pragma warning(pop)
+#endif
+
+#endif

test/external/boost/fusion/sequence/comparison/greater.hpp

@@ -0,0 +1,52 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_GREATER_05052005_0432)
+#define FUSION_GREATER_05052005_0432
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+#include <boost/fusion/sequence/comparison/detail/greater.hpp>
+#else
+#include <boost/fusion/sequence/comparison/less.hpp>
+#endif
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    greater(Seq1 const& a, Seq2 const& b)
+    {
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+        return detail::sequence_greater<Seq1 const, Seq2 const>::
+            call(fusion::begin(a), fusion::begin(b));
+#else
+        return (b < a);
+#endif
+    }
+
+    namespace operators
+    {
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_comparison<Seq1, Seq2>
+              , bool
+            >::type
+        operator>(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::greater(a, b);
+        }
+    }
+    using operators::operator>;
+}}
+
+#endif

test/external/boost/fusion/sequence/comparison/greater_equal.hpp

@@ -0,0 +1,52 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_GREATER_EQUAL_05052005_0432)
+#define FUSION_GREATER_EQUAL_05052005_0432
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+#include <boost/fusion/sequence/comparison/detail/greater_equal.hpp>
+#else
+#include <boost/fusion/sequence/comparison/less.hpp>
+#endif
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    greater_equal(Seq1 const& a, Seq2 const& b)
+    {
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+        return detail::sequence_greater_equal<Seq1 const, Seq2 const>::
+            call(fusion::begin(a), fusion::begin(b));
+#else
+        return !(a < b);
+#endif
+    }
+
+    namespace operators
+    {
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_comparison<Seq1, Seq2>
+              , bool
+            >::type
+        operator>=(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::greater_equal(a, b);
+        }
+    }
+    using operators::operator>=;
+}}
+
+#endif

test/external/boost/fusion/sequence/comparison/less.hpp

@@ -0,0 +1,43 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_LESS_05052005_0432)
+#define FUSION_LESS_05052005_0432
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/detail/less.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    less(Seq1 const& a, Seq2 const& b)
+    {
+        return detail::sequence_less<Seq1 const, Seq2 const>::
+            call(fusion::begin(a), fusion::begin(b));
+    }
+
+    namespace operators
+    {
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_comparison<Seq1, Seq2>
+              , bool
+            >::type
+        operator<(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::less(a, b);
+        }
+    }
+    using operators::operator<;
+}}
+
+#endif

test/external/boost/fusion/sequence/comparison/less_equal.hpp

@@ -0,0 +1,81 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_LESS_EQUAL_05052005_0432)
+#define FUSION_LESS_EQUAL_05052005_0432
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+#include <boost/fusion/support/is_sequence.hpp>
+
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+#include <boost/fusion/sequence/comparison/detail/less_equal.hpp>
+#else
+#include <boost/fusion/sequence/comparison/less.hpp>
+#endif
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    less_equal(Seq1 const& a, Seq2 const& b)
+    {
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+        return detail::sequence_less_equal<Seq1 const, Seq2 const>::
+            call(fusion::begin(a), fusion::begin(b));
+#else
+        return !(b < a);
+#endif
+    }
+
+    namespace operators
+    {
+#if defined(BOOST_MSVC) && (BOOST_MSVC <= 1400)
+// Workaround for  VC8.0 and VC7.1
+        template <typename Seq1, typename Seq2>
+        inline bool
+        operator<=(sequence_base<Seq1> const& a, sequence_base<Seq2> const& b)
+        {
+            return less_equal(a.derived(), b.derived());
+        }
+
+        template <typename Seq1, typename Seq2>
+        inline typename disable_if<traits::is_native_fusion_sequence<Seq2>, bool>::type
+        operator<=(sequence_base<Seq1> const& a, Seq2 const& b)
+        {
+            return less_equal(a.derived(), b);
+        }
+
+        template <typename Seq1, typename Seq2>
+        inline typename disable_if<traits::is_native_fusion_sequence<Seq1>, bool>::type
+        operator<=(Seq1 const& a, sequence_base<Seq2> const& b)
+        {
+            return less_equal(a, b.derived());
+        }
+
+#else
+// Somehow VC8.0 and VC7.1 does not like this code
+// but barfs somewhere else.
+
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_comparison<Seq1, Seq2>
+              , bool
+            >::type
+        operator<=(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::less_equal(a, b);
+        }
+#endif
+    }
+    using operators::operator<=;
+}}
+
+#endif

test/external/boost/fusion/sequence/comparison/not_equal_to.hpp

@@ -0,0 +1,55 @@
+/*=============================================================================
+    Copyright (c) 1999-2003 Jaakko Jarvi
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under the Boost Software License, Version 1.0. (See accompanying
+    file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+==============================================================================*/
+#if !defined(FUSION_NOT_EQUAL_TO_05052005_0431)
+#define FUSION_NOT_EQUAL_TO_05052005_0431
+
+#include <boost/fusion/sequence/intrinsic/begin.hpp>
+#include <boost/fusion/sequence/intrinsic/end.hpp>
+#include <boost/fusion/sequence/intrinsic/size.hpp>
+#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
+
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+#include <boost/fusion/sequence/comparison/detail/not_equal_to.hpp>
+#else
+#include <boost/fusion/sequence/comparison/equal_to.hpp>
+#endif
+
+namespace boost { namespace fusion
+{
+    template <typename Seq1, typename Seq2>
+    inline bool
+    not_equal_to(Seq1 const& a, Seq2 const& b)
+    {
+#if defined(FUSION_DIRECT_OPERATOR_USAGE)
+        return result_of::size<Seq1>::value != result_of::size<Seq2>::value
+            || detail::sequence_not_equal_to<
+            Seq1 const, Seq2 const
+            , result_of::size<Seq1>::value == result_of::size<Seq2>::value>::
+            call(fusion::begin(a), fusion::begin(b));
+#else
+        return !(a == b);
+#endif
+    }
+
+    namespace operators
+    {
+        template <typename Seq1, typename Seq2>
+        inline typename
+            enable_if<
+                traits::enable_equality<Seq1, Seq2>
+              , bool
+            >::type
+        operator!=(Seq1 const& a, Seq2 const& b)
+        {
+            return fusion::not_equal_to(a, b);
+        }
+    }
+    using operators::operator!=;
+}}
+
+#endif