整理

include/boost/numeric/odeint/util/is_pair.hpp

@@ -0,0 +1,42 @@
+/*
+ [auto_generated]
+ boost/numeric/odeint/util/is_pair.hpp
+
+ [begin_description]
+ Metafunction to determine if a type is a std::pair<>.
+ [end_description]
+
+ Copyright 2011 Karsten Ahnert
+ Copyright 2011 Mario Mulansky
+
+ 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)
+ */
+
+
+#ifndef BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED
+#define BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED
+
+#include <type_traits>
+
+namespace boost {
+namespace numeric {
+namespace odeint {
+
+template< class T >
+struct is_pair : public std::integral_constant<bool, false>
+{
+};
+
+template< class T1 , class T2 >
+struct is_pair< std::pair< T1 , T2 > > : public std::integral_constant<bool, true>
+{
+};
+
+} // namespace odeint
+} // namespace numeric
+} // namespace boost
+
+
+#endif // BOOST_NUMERIC_ODEINT_UTIL_IS_PAIR_HPP_INCLUDED