1 files changed, 23 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/ext/std/array/orderable.cpp b/src/boost/libs/hana/example/ext/std/array/orderable.cpp
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+++ b/src/boost/libs/hana/example/ext/std/array/orderable.cpp
@@ -0,0 +1,23 @@
+// 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/ext/std/array.hpp>
+#include <boost/hana/less.hpp>
+
+#include <array>
+namespace hana = boost::hana;
+
+
+constexpr std::array<int, 4> evens = {{2, 4, 6, 8}};
+constexpr std::array<int, 4> odds = {{1, 3, 5, 7}};
+
+constexpr std::array<int, 5> up_to_5 = {{1, 2, 3, 4, 5}};
+
+// arrays with same length
+static_assert(hana::less(odds, evens), "");
+
+// arrays with different lengths
+static_assert(hana::less(up_to_5, odds), "");
+
+int main() { }