comparison DEPENDENCIES/generic/include/boost/fusion/container/list/cons.hpp @ 101:c530137014c0

Update Boost headers (1.58.0)

     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 ==============================================================================*/
 #if !defined(FUSION_CONS_07172005_0843)
 #define FUSION_CONS_07172005_0843
 
+#include <boost/fusion/support/config.hpp>
 #include <boost/fusion/container/list/cons_fwd.hpp>
 #include <boost/fusion/support/detail/access.hpp>
 #include <boost/fusion/sequence/intrinsic/begin.hpp>
 #include <boost/fusion/sequence/intrinsic/end.hpp>
 #include <boost/fusion/iterator/next.hpp>
 #include <boost/fusion/iterator/deref.hpp>
+#include <boost/fusion/container/list/nil.hpp>
 #include <boost/fusion/container/list/cons_iterator.hpp>
 #include <boost/fusion/container/list/detail/begin_impl.hpp>
 #include <boost/fusion/container/list/detail/end_impl.hpp>
 #include <boost/fusion/container/list/detail/at_impl.hpp>
 #include <boost/fusion/container/list/detail/value_at_impl.hpp>
 #include <boost/fusion/container/list/detail/empty_impl.hpp>
 #include <boost/type_traits/is_convertible.hpp>
 #include <boost/utility/enable_if.hpp>
 #include <boost/fusion/support/sequence_base.hpp>
+#include <boost/fusion/support/is_sequence.hpp>
 #include <boost/mpl/int.hpp>
 #include <boost/mpl/bool.hpp>
-#include <boost/mpl/or.hpp>
+#include <boost/mpl/and.hpp>
+#include <boost/mpl/not.hpp>
 
 namespace boost { namespace fusion
 {
     struct void_;
     struct cons_tag;
     struct forward_traversal_tag;
     struct fusion_sequence_tag;
-
-    struct nil_ : sequence_base<nil_>
-    {
-        typedef mpl::int_<0> size;
-        typedef cons_tag fusion_tag;
-        typedef fusion_sequence_tag tag; // this gets picked up by MPL
-        typedef mpl::false_ is_view;
-        typedef forward_traversal_tag category;
-        typedef void_ car_type;
-        typedef void_ cdr_type;
-
-        nil_() {}
-
-        template <typename Iterator>
-        nil_(Iterator const& /*iter*/, mpl::true_ /*this_is_an_iterator*/)
-        {}
-
-        template <typename Iterator>
-        void assign_from_iter(Iterator const& /*iter*/)
-        {
-        }
-    };
 
     template <typename Car, typename Cdr /*= nil_*/>
     struct cons : sequence_base<cons<Car, Cdr> >
     {
         typedef mpl::int_<Cdr::size::value+1> size;

         typedef mpl::false_ is_view;
         typedef forward_traversal_tag category;
         typedef Car car_type;
         typedef Cdr cdr_type;
 
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons()
             : car(), cdr() {}
 
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         explicit cons(typename detail::call_param<Car>::type in_car)
             : car(in_car), cdr() {}
 
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons(
             typename detail::call_param<Car>::type in_car
           , typename detail::call_param<Cdr>::type in_cdr)
             : car(in_car), cdr(in_cdr) {}
         
         template <typename Car2, typename Cdr2>
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons(cons<Car2, Cdr2> const& rhs)
             : car(rhs.car), cdr(rhs.cdr) {}
 
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons(cons const& rhs)
             : car(rhs.car), cdr(rhs.cdr) {}
 
         template <typename Sequence>
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons(
             Sequence const& seq
-          , typename boost::disable_if<
-                mpl::or_<
-                    is_convertible<Sequence, cons> // use copy ctor instead
-                  , is_convertible<Sequence, Car>  // use copy to car instead
-                > 
+          , typename boost::enable_if<
+                mpl::and_<
+                    traits::is_sequence<Sequence>
+                  , mpl::not_<is_convertible<Sequence, Car> > > // use copy to car instead
             >::type* /*dummy*/ = 0
         )
             : car(*fusion::begin(seq))
             , cdr(fusion::next(fusion::begin(seq)), mpl::true_()) {}
 
         template <typename Iterator>
+        BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons(Iterator const& iter, mpl::true_ /*this_is_an_iterator*/)
             : car(*iter)
             , cdr(fusion::next(iter), mpl::true_()) {}
 
         template <typename Car2, typename Cdr2>
+        BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons& operator=(cons<Car2, Cdr2> const& rhs)
         {
             car = rhs.car;
             cdr = rhs.cdr;
             return *this;
         }
 
+        BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         cons& operator=(cons const& rhs)
         {
             car = rhs.car;
             cdr = rhs.cdr;
             return *this;
         }
 
         template <typename Sequence>
-        typename boost::disable_if<is_convertible<Sequence, Car>, cons&>::type
+        BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
+        typename boost::enable_if<
+            mpl::and_<
+                traits::is_sequence<Sequence>
+              , mpl::not_<is_convertible<Sequence, Car> > >
+          , cons&>::type
         operator=(Sequence const& seq)
         {
             typedef typename result_of::begin<Sequence const>::type Iterator;
             Iterator iter = fusion::begin(seq);
             this->assign_from_iter(iter);
             return *this;
         }
 
         template <typename Iterator>
+        BOOST_CXX14_CONSTEXPR BOOST_FUSION_GPU_ENABLED
         void assign_from_iter(Iterator const& iter)
         {
             car = *iter;
             cdr.assign_from_iter(fusion::next(iter));
         }