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-rw-r--r--boost/intrusive/pointer_plus_bits.hpp16
1 files changed, 14 insertions, 2 deletions
diff --git a/boost/intrusive/pointer_plus_bits.hpp b/boost/intrusive/pointer_plus_bits.hpp
index a2a9f1bf72..1fcf67aa55 100644
--- a/boost/intrusive/pointer_plus_bits.hpp
+++ b/boost/intrusive/pointer_plus_bits.hpp
@@ -1,6 +1,6 @@
/////////////////////////////////////////////////////////////////////////////
//
-// (C) Copyright Ion Gaztanaga 2007-2012
+// (C) Copyright Ion Gaztanaga 2007-2013
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
@@ -13,6 +13,12 @@
#ifndef BOOST_INTRUSIVE_POINTER_PLUS_BITS_HPP
#define BOOST_INTRUSIVE_POINTER_PLUS_BITS_HPP
+#if defined(_MSC_VER)
+# pragma once
+#endif
+
+#include <boost/intrusive/detail/config_begin.hpp>
+#include <boost/intrusive/intrusive_fwd.hpp>
#include <boost/intrusive/detail/mpl.hpp> //ls_zeros
#include <boost/intrusive/detail/assert.hpp> //BOOST_INTRUSIVE_INVARIANT_ASSERT
@@ -47,7 +53,11 @@ struct max_pointer_plus_bits<void*, Alignment>
//!has_pointer_plus_bits<>::value is non-zero can make use of these
//!operations to embed the bits in the pointer.
template<class Pointer, std::size_t NumBits>
-struct pointer_plus_bits;
+struct pointer_plus_bits
+ #ifdef BOOST_INTRUSIVE_DOXYGEN_INVOKED
+ {}
+ #endif
+;
//!This is the specialization to embed extra bits of information
//!in a raw pointer. The extra bits are stored in the lower bits of the pointer.
@@ -79,4 +89,6 @@ struct pointer_plus_bits<T*, NumBits>
} //namespace intrusive
} //namespace boost
+#include <boost/intrusive/detail/config_end.hpp>
+
#endif //BOOST_INTRUSIVE_POINTER_PLUS_BITS_HPP