From 61b9a7258a7693d7f3674a5a1daf7b036ff1d382 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 6 Sep 2015 18:46:46 +0000
Subject: Import libc++ 3.7.0 release (r246257).

---
 .../alg.sorting/alg.min.max/minmax.pass.cpp        | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 test/std/algorithms/alg.sorting/alg.min.max/minmax.pass.cpp

(limited to 'test/std/algorithms/alg.sorting/alg.min.max/minmax.pass.cpp')

diff --git a/test/std/algorithms/alg.sorting/alg.min.max/minmax.pass.cpp b/test/std/algorithms/alg.sorting/alg.min.max/minmax.pass.cpp
new file mode 100644
index 000000000000..6ac972a2547b
--- /dev/null
+++ b/test/std/algorithms/alg.sorting/alg.min.max/minmax.pass.cpp
@@ -0,0 +1,62 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <algorithm>
+
+// template<LessThanComparable T>
+//   pair<const T&, const T&>
+//   minmax(const T& a, const T& b);
+
+#include <algorithm>
+#include <cassert>
+
+template <class T>
+void
+test(const T& a, const T& b, const T& x, const T& y)
+{
+    std::pair<const T&, const T&> p = std::minmax(a, b);
+    assert(&p.first == &x);
+    assert(&p.second == &y);
+}
+
+int main()
+{
+    {
+    int x = 0;
+    int y = 0;
+    test(x, y, x, y);
+    test(y, x, y, x);
+    }
+    {
+    int x = 0;
+    int y = 1;
+    test(x, y, x, y);
+    test(y, x, x, y);
+    }
+    {
+    int x = 1;
+    int y = 0;
+    test(x, y, y, x);
+    test(y, x, y, x);
+    }
+#if _LIBCPP_STD_VER > 11
+    {
+//  Note that you can't take a reference to a local var, since 
+//  its address is not a compile-time constant.
+    constexpr static int x = 1;
+    constexpr static int y = 0;
+    constexpr auto p1 = std::minmax (x, y);
+    static_assert(p1.first  == y, "");
+    static_assert(p1.second == x, "");
+    constexpr auto p2 = std::minmax (y, x);
+    static_assert(p2.first  == y, "");
+    static_assert(p2.second == x, "");
+    }
+#endif
+}
-- 
cgit v1.2.3