add boost on mac

macx64/include/boost/metaparse/v1/impl/iterate_impl_unchecked.hpp

@@ -0,0 +1,44 @@
+#ifndef BOOST_METAPARSE_V1_IMPL_ITERATE_IMPL_UNCHECKED_HPP
+#define BOOST_METAPARSE_V1_IMPL_ITERATE_IMPL_UNCHECKED_HPP
+
+// Copyright Abel Sinkovics (abel@sinkovics.hu)  2013.
+// 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)
+
+#include <boost/metaparse/v1/impl/fwd/iterate_impl.hpp>
+#include <boost/metaparse/v1/get_result.hpp>
+#include <boost/metaparse/v1/get_remaining.hpp>
+#include <boost/metaparse/v1/get_position.hpp>
+
+#include <boost/mpl/push_back.hpp>
+
+namespace boost
+{
+  namespace metaparse
+  {
+    namespace v1
+    {
+      namespace impl
+      {
+        template <int N, class P, class Accum, class S, class Pos>
+        struct iterate_impl_unchecked :
+          iterate_impl<
+            N - 1,
+            P,
+            typename boost::mpl::push_back<
+              Accum,
+              typename get_result<typename P::template apply<S, Pos> >::type
+            >::type
+          >::template apply<
+            typename get_remaining<typename P::template apply<S, Pos> >::type,
+            typename get_position<typename P::template apply<S, Pos> >::type
+          >
+        {};
+      }
+    }
+  }
+}
+
+#endif
+