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+//---------------------------------------------------------------------------//
+// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
+//
+// 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://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#ifndef BOOST_COMPUTE_ALGORITHM_EQUAL_RANGE_HPP
+#define BOOST_COMPUTE_ALGORITHM_EQUAL_RANGE_HPP
+
+#include <utility>
+
+#include <boost/compute/system.hpp>
+#include <boost/compute/command_queue.hpp>
+#include <boost/compute/algorithm/lower_bound.hpp>
+#include <boost/compute/algorithm/upper_bound.hpp>
+
+namespace boost {
+namespace compute {
+
+/// Returns a pair of iterators containing the range of values equal
+/// to \p value in the sorted range [\p first, \p last).
+template<class InputIterator, class T>
+inline std::pair<InputIterator, InputIterator>
+equal_range(InputIterator first,
+            InputIterator last,
+            const T &value,
+            command_queue &queue = system::default_queue())
+{
+    return std::make_pair(
+               ::boost::compute::lower_bound(first, last, value, queue),
+               ::boost::compute::upper_bound(first, last, value, queue)
+           );
+}
+
+} // end compute namespace
+} // end boost namespace
+
+#endif // BOOST_COMPUTE_ALGORITHM_EQUAL_RANGE_HPP