1 files changed, 33 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/map/symmetric_difference.cpp b/src/boost/libs/hana/example/map/symmetric_difference.cpp
new file mode 100644
index 000000000..0f9784756
--- /dev/null
+++ b/src/boost/libs/hana/example/map/symmetric_difference.cpp
@@ -0,0 +1,33 @@
+// Copyright Louis Dionne 2013-2017
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/map.hpp>
+#include <boost/hana/symmetric_difference.hpp>
+
+namespace hana = boost::hana;
+
+
+constexpr auto m1 = hana::make_map(
+    hana::make_pair(hana::type_c<int>, 1),
+    hana::make_pair(hana::type_c<bool>, hana::true_c)
+);
+
+constexpr auto m2 = hana::make_map(
+    hana::make_pair(hana::type_c<float>, 1.0),
+    hana::make_pair(hana::type_c<long long>, 2LL),
+    hana::make_pair(hana::type_c<int>, 3)
+);
+
+constexpr auto result_m = hana::make_map(
+    hana::make_pair(hana::type_c<bool>, hana::true_c),
+    hana::make_pair(hana::type_c<float>, 1.0),
+    hana::make_pair(hana::type_c<long long>, 2LL)
+);
+
+int main() {
+    BOOST_HANA_RUNTIME_CHECK(
+            hana::symmetric_difference(m1, m2) == result_m
+    );
+}