Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

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

1 files changed, 34 insertions, 0 deletions

diff --git a/src/boost/libs/hana/example/tuple/interop.cpp b/src/boost/libs/hana/example/tuple/interop.cpp
new file mode 100644
index 000000000..cc274aee8
--- /dev/null
+++ b/src/boost/libs/hana/example/tuple/interop.cpp
@@ -0,0 +1,34 @@
+// 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/core/to.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/ext/std/array.hpp>
+#include <boost/hana/ext/std/tuple.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/range.hpp>
+#include <boost/hana/tuple.hpp>
+
+#include <array>
+#include <tuple>
+namespace hana = boost::hana;
+
+
+int main() {
+    static_assert(
+        hana::to_tuple(std::make_tuple(1, '2', 3.3)) == hana::make_tuple(1, '2', 3.3)
+    , "");
+
+    BOOST_HANA_CONSTANT_CHECK(
+        hana::to_tuple(hana::make_range(hana::int_c<1>, hana::int_c<4>))
+            ==
+        hana::make_tuple(hana::int_c<1>, hana::int_c<2>, hana::int_c<3>)
+    );
+
+    // std::array's operator[] is not constexpr, so we can't use static_assert
+    BOOST_HANA_CONSTEXPR_CHECK(
+        hana::to_tuple(std::array<int, 3>{{1, 2, 3}}) == hana::make_tuple(1, 2, 3)
+    );
+}