Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/src/boost/libs/hana/example/set/foldable.cpp b/src/boost/libs/hana/example/set/foldable.cpp
new file mode 100644
index 00000000..0f17415e
--- /dev/null
+++ b/src/boost/libs/hana/example/set/foldable.cpp
@@ -0,0 +1,20 @@
+// 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/equal.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/maximum.hpp>
+#include <boost/hana/minimum.hpp>
+#include <boost/hana/set.hpp>
+#include <boost/hana/sum.hpp>
+namespace hana = boost::hana;
+
+
+int main() {
+    constexpr auto xs = hana::make_set(hana::int_c<0>, hana::int_c<1>, hana::int_c<2>);
+    static_assert(hana::minimum(xs) == hana::int_c<0>, "");
+    static_assert(hana::maximum(xs) == hana::int_c<2>, "");
+    static_assert(hana::sum<>(xs) == hana::int_c<3>, "");
+}