整理

include/boost/container/detail/value_init.hpp

@@ -0,0 +1,51 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2013.
+//
+// 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)
+//
+// See http://www.boost.org/libs/container for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_CONTAINER_DETAIL_VALUE_INIT_HPP
+#define BOOST_CONTAINER_DETAIL_VALUE_INIT_HPP
+
+#ifndef BOOST_CONFIG_HPP
+#  include <boost/config.hpp>
+#endif
+
+#if defined(BOOST_HAS_PRAGMA_ONCE)
+#  pragma once
+#endif
+
+#include <boost/container/detail/config_begin.hpp>
+#include <boost/container/detail/workaround.hpp>
+
+namespace boost {
+namespace container {
+namespace dtl {
+
+template<class T>
+struct value_init
+{
+   BOOST_CONTAINER_FORCEINLINE value_init()
+      : m_t()
+   {}
+
+   BOOST_CONTAINER_FORCEINLINE operator T &() { return m_t; }
+
+   BOOST_CONTAINER_FORCEINLINE T &get() { return m_t; }
+
+   T m_t;
+};
+
+}  //namespace dtl {
+}  //namespace container {
+}  //namespace boost {
+
+#include <boost/container/detail/config_end.hpp>
+
+#endif   //#ifndef BOOST_CONTAINER_DETAIL_VALUE_INIT_HPP