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-rw-r--r--test/std/utilities/tuple/tuple.tuple/tuple.creation/make_tuple.pass.cpp52
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diff --git a/test/std/utilities/tuple/tuple.tuple/tuple.creation/make_tuple.pass.cpp b/test/std/utilities/tuple/tuple.tuple/tuple.creation/make_tuple.pass.cpp
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+++ b/test/std/utilities/tuple/tuple.tuple/tuple.creation/make_tuple.pass.cpp
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+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <tuple>
+
+// template <class... Types> class tuple;
+
+// template<class... Types>
+// tuple<VTypes...> make_tuple(Types&&... t);
+
+// UNSUPPORTED: c++98, c++03
+
+#include <tuple>
+#include <functional>
+#include <cassert>
+
+int main()
+{
+ {
+ int i = 0;
+ float j = 0;
+ std::tuple<int, int&, float&> t = std::make_tuple(1, std::ref(i),
+ std::ref(j));
+ assert(std::get<0>(t) == 1);
+ assert(std::get<1>(t) == 0);
+ assert(std::get<2>(t) == 0);
+ i = 2;
+ j = 3.5;
+ assert(std::get<0>(t) == 1);
+ assert(std::get<1>(t) == 2);
+ assert(std::get<2>(t) == 3.5);
+ std::get<1>(t) = 0;
+ std::get<2>(t) = 0;
+ assert(i == 0);
+ assert(j == 0);
+ }
+#if _LIBCPP_STD_VER > 11
+ {
+ constexpr auto t1 = std::make_tuple(0, 1, 3.14);
+ constexpr int i1 = std::get<1>(t1);
+ constexpr double d1 = std::get<2>(t1);
+ static_assert (i1 == 1, "" );
+ static_assert (d1 == 3.14, "" );
+ }
+#endif
+}