update boost on linux

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

@@ -11,10 +11,13 @@
 #ifndef BOOST_COMPUTE_ALGORITHM_REMOVE_IF_HPP
 #define BOOST_COMPUTE_ALGORITHM_REMOVE_IF_HPP
 
+#include <boost/static_assert.hpp>
+
 #include <boost/compute/system.hpp>
 #include <boost/compute/algorithm/copy_if.hpp>
 #include <boost/compute/container/vector.hpp>
 #include <boost/compute/functional/logical.hpp>
+#include <boost/compute/type_traits/is_device_iterator.hpp>
 
 namespace boost {
 namespace compute {
@@ -22,6 +25,8 @@ namespace compute {
 /// Removes each element for which \p predicate returns \c true in the
 /// range [\p first, \p last).
 ///
+/// Space complexity: \Omega(3n)
+///
 /// \see remove()
 template<class Iterator, class Predicate>
 inline Iterator remove_if(Iterator first,
@@ -29,6 +34,7 @@ inline Iterator remove_if(Iterator first,
                           Predicate predicate,
                           command_queue &queue = system::default_queue())
 {
+    BOOST_STATIC_ASSERT(is_device_iterator<Iterator>::value);
     typedef typename std::iterator_traits<Iterator>::value_type value_type;
 
     // temporary storage for the input data