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diff --git a/boost/safe_numerics/concept/integer.hpp b/boost/safe_numerics/concept/integer.hpp
new file mode 100644
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+++ b/boost/safe_numerics/concept/integer.hpp
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+#ifndef BOOST_NUMERIC_CONCEPT_INTEGER_HPP
+#define BOOST_NUMERIC_CONCEPT_INTEGER_HPP
+
+// MS compatible compilers support #pragma once
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//  Copyright (c) 2012 Robert Ramey
+//
+// 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)
+
+#include "numeric.hpp"
+
+namespace boost {
+namespace safe_numerics {
+
+template <class T>
+class Integer : public Numeric<T> {
+    // integer types must have the corresponding numeric trait.
+    static_assert(
+        std::numeric_limits<T>::is_integer,
+        "Fails to fulfill requirements for an integer type"
+    );
+};
+
+} // safe_numerics
+} // boost
+
+#endif // BOOST_NUMERIC_CONCEPT_INTEGER_HPP