update boost on linux

linx64/include/boost/compute/algorithm/find.hpp

@@ -11,23 +11,29 @@
 #ifndef BOOST_COMPUTE_ALGORITHM_FIND_HPP
 #define BOOST_COMPUTE_ALGORITHM_FIND_HPP
 
+#include <boost/static_assert.hpp>
+
 #include <boost/compute/lambda.hpp>
 #include <boost/compute/system.hpp>
 #include <boost/compute/command_queue.hpp>
 #include <boost/compute/algorithm/find_if.hpp>
 #include <boost/compute/type_traits/vector_size.hpp>
+#include <boost/compute/type_traits/is_device_iterator.hpp>
 
 namespace boost {
 namespace compute {
 
 /// Returns an iterator pointing to the first element in the range
 /// [\p first, \p last) that equals \p value.
+///
+/// Space complexity: \Omega(1)
 template<class InputIterator, class T>
 inline InputIterator find(InputIterator first,
                           InputIterator last,
                           const T &value,
                           command_queue &queue = system::default_queue())
 {
+    BOOST_STATIC_ASSERT(is_device_iterator<InputIterator>::value);
     typedef typename std::iterator_traits<InputIterator>::value_type value_type;
 
     using ::boost::compute::_1;