整理

include/boost/detail/iterator.hpp

@@ -0,0 +1,43 @@
+// (C) Copyright David Abrahams 2002.
+// 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 ITERATOR_DWA122600_HPP_
+#define ITERATOR_DWA122600_HPP_
+
+// This header is obsolete and deprecated.
+
+#include <boost/config/header_deprecated.hpp>
+
+BOOST_HEADER_DEPRECATED("<iterator>")
+
+#include <iterator>
+#if defined(__SUNPRO_CC) && (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION))
+#include <cstddef>
+#endif
+
+namespace boost
+{
+
+namespace detail
+{
+
+using std::iterator_traits;
+using std::distance;
+
+#if defined(__SUNPRO_CC) && (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION))
+// std::distance from stlport with Oracle compiler 12.4 and 12.5 fails to deduce template parameters
+// when one of the arguments is an array and the other one is a pointer.
+template< typename T, std::size_t N >
+inline typename std::iterator_traits< T* >::difference_type distance(T (&left)[N], T* right)
+{
+    return std::distance(static_cast< T* >(left), right);
+}
+#endif
+
+} // namespace detail
+
+} // namespace boost
+
+#endif // ITERATOR_DWA122600_HPP_