diff --git a/include/boost/iterator/detail/any_conversion_eater.hpp b/include/boost/iterator/detail/any_conversion_eater.hpp
new file mode 100755
index 0000000..7d283df
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+++ b/include/boost/iterator/detail/any_conversion_eater.hpp
@@ -0,0 +1,19 @@
+// Copyright David Abrahams 2003. Use, modification and distribution is
+// subject to 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 ANY_CONVERSION_EATER_DWA20031117_HPP
+# define ANY_CONVERSION_EATER_DWA20031117_HPP
+
+namespace boost { namespace iterator.old { namespace detail {
+
+// This type can be used in traits to "eat" up the one user-defined
+// implicit conversion allowed.
+struct any_conversion_eater
+{
+    template <class T>
+    any_conversion_eater(T const&);
+};
+
+}}} // namespace boost::iterator.old::detail
+
+#endif // ANY_CONVERSION_EATER_DWA20031117_HPP