libcxx initial import

llvm-svn: 103490

1 files changed, 65 insertions, 0 deletions

diff --git a/libcxx/test/utilities/utility/utility.swap/swap_array.pass.cpp b/libcxx/test/utilities/utility/utility.swap/swap_array.pass.cpp
new file mode 100644
index 00000000000..1ab168973ac
--- /dev/null
+++ b/libcxx/test/utilities/utility/utility.swap/swap_array.pass.cpp
@@ -0,0 +1,65 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. 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>
+#ifdef _LIBCPP_MOVE
+#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);
+}
+
+#ifdef _LIBCPP_MOVE
+
+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
+
+int main()
+{
+    test();
+#ifdef _LIBCPP_MOVE
+    test1();
+#endif
+}