1 files changed, 65 insertions, 0 deletions
diff --git a/test/std/utilities/utility/utility.swap/swap_array.pass.cpp b/test/std/utilities/utility/utility.swap/swap_array.pass.cpp
new file mode 100644
index 0000000000000..b1209c3c3651b
--- /dev/null
+++ b/test/std/utilities/utility/utility.swap/swap_array.pass.cpp
@@ -0,0 +1,65 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <utility>
+
+// template<ValueType T, size_t N>
+//   requires Swappable<T>
+//   void
+//   swap(T (&a)[N], T (&b)[N]);
+
+#include <utility>
+#include <cassert>
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+#include <memory>
+#endif
+
+void
+test()
+{
+    int i[3] = {1, 2, 3};
+    int j[3] = {4, 5, 6};
+    std::swap(i, j);
+    assert(i[0] == 4);
+    assert(i[1] == 5);
+    assert(i[2] == 6);
+    assert(j[0] == 1);
+    assert(j[1] == 2);
+    assert(j[2] == 3);
+}
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+void
+test1()
+{
+    std::unique_ptr<int> i[3];
+    for (int k = 0; k < 3; ++k)
+        i[k].reset(new int(k+1));
+    std::unique_ptr<int> j[3];
+    for (int k = 0; k < 3; ++k)
+        j[k].reset(new int(k+4));
+    std::swap(i, j);
+    assert(*i[0] == 4);
+    assert(*i[1] == 5);
+    assert(*i[2] == 6);
+    assert(*j[0] == 1);
+    assert(*j[1] == 2);
+    assert(*j[2] == 3);
+}
+
+#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+int main()
+{
+    test();
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+    test1();
+#endif
+}