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, 40 insertions, 0 deletions

diff --git a/src/boost/libs/hana/test/tuple/at.rv.cpp b/src/boost/libs/hana/test/tuple/at.rv.cpp
new file mode 100644
index 000000000..e1591609b
--- /dev/null
+++ b/src/boost/libs/hana/test/tuple/at.rv.cpp
@@ -0,0 +1,40 @@
+// 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/tuple.hpp>
+
+#include <support/tracked.hpp>
+
+#include <utility>
+#include <memory>
+namespace hana = boost::hana;
+
+
+int main() {
+    {
+        using T = hana::tuple<std::unique_ptr<int>>;
+        T t(std::unique_ptr<int>(new int(3)));
+        std::unique_ptr<int> p = hana::at_c<0>(std::move(t));
+        BOOST_HANA_RUNTIME_CHECK(*p == 3);
+    }
+    // make sure we don't double-move and do other weird stuff
+    {
+        hana::tuple<Tracked, Tracked, Tracked> xs{
+            Tracked{1}, Tracked{2}, Tracked{3}
+        };
+
+        Tracked a = hana::at_c<0>(std::move(xs)); (void)a;
+        Tracked b = hana::at_c<1>(std::move(xs)); (void)b;
+        Tracked c = hana::at_c<2>(std::move(xs)); (void)c;
+    }
+    // test with nested closures
+    {
+        using Inner = hana::tuple<Tracked, Tracked>;
+        hana::tuple<Inner> xs{Inner{Tracked{1}, Tracked{2}}};
+
+        Tracked a = hana::at_c<0>(hana::at_c<0>(std::move(xs))); (void)a;
+        Tracked b = hana::at_c<1>(hana::at_c<0>(std::move(xs))); (void)b;
+    }
+}