diff --git a/test/swap/swap_array_of_array_of_class.cpp b/test/swap/swap_array_of_array_of_class.cpp
index 67541d3..1ea78da 100644
--- a/test/swap/swap_array_of_array_of_class.cpp
+++ b/test/swap/swap_array_of_array_of_class.cpp
@@ -17,6 +17,10 @@
 #include <algorithm> //for std::copy and std::equal
 #include <cstddef> //for std::size_t
 
+#if defined(__clang__)
+# pragma clang diagnostic ignored "-Wunused-function"
+#endif
+
 //Provide swap function in both the namespace of swap_test_class
 //(which is the global namespace), and the std namespace.
 //It's common to provide a swap function for a class in both
diff --git a/test/swap/swap_array_of_class.cpp b/test/swap/swap_array_of_class.cpp
index ef7327e..245602d 100644
--- a/test/swap/swap_array_of_class.cpp
+++ b/test/swap/swap_array_of_class.cpp
@@ -17,6 +17,10 @@
 #include <algorithm> //for std::copy and std::equal
 #include <cstddef> //for std::size_t
 
+#if defined(__clang__)
+# pragma clang diagnostic ignored "-Wunused-function"
+#endif
+
 //Provide swap function in both the namespace of swap_test_class
 //(which is the global namespace), and the std namespace.
 //It's common to provide a swap function for a class in both