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-rw-r--r--boost/compute/algorithm/unique.hpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/boost/compute/algorithm/unique.hpp b/boost/compute/algorithm/unique.hpp
index 8b7e2a0d0d..2d5cf1e409 100644
--- a/boost/compute/algorithm/unique.hpp
+++ b/boost/compute/algorithm/unique.hpp
@@ -11,11 +11,14 @@
#ifndef BOOST_COMPUTE_ALGORITHM_UNIQUE_HPP
#define BOOST_COMPUTE_ALGORITHM_UNIQUE_HPP
+#include <boost/static_assert.hpp>
+
#include <boost/compute/system.hpp>
#include <boost/compute/command_queue.hpp>
#include <boost/compute/algorithm/unique_copy.hpp>
#include <boost/compute/container/vector.hpp>
#include <boost/compute/functional/operator.hpp>
+#include <boost/compute/type_traits/is_device_iterator.hpp>
namespace boost {
namespace compute {
@@ -40,6 +43,7 @@ inline InputIterator unique(InputIterator first,
BinaryPredicate op,
command_queue &queue = system::default_queue())
{
+ BOOST_STATIC_ASSERT(is_device_iterator<InputIterator>::value);
typedef typename std::iterator_traits<InputIterator>::value_type value_type;
vector<value_type> temp(first, last, queue);
@@ -55,6 +59,7 @@ inline InputIterator unique(InputIterator first,
InputIterator last,
command_queue &queue = system::default_queue())
{
+ BOOST_STATIC_ASSERT(is_device_iterator<InputIterator>::value);
typedef typename std::iterator_traits<InputIterator>::value_type value_type;
return ::boost::compute::unique(