1 files changed, 36 insertions, 0 deletions

diff --git a/libcxx/test/algorithms/alg.modifying.operations/alg.random.shuffle/random_shuffle_rand.pass.cpp b/libcxx/test/algorithms/alg.modifying.operations/alg.random.shuffle/random_shuffle_rand.pass.cpp
new file mode 100644
index 00000000000..e9c54b1f5fe
--- /dev/null
+++ b/libcxx/test/algorithms/alg.modifying.operations/alg.random.shuffle/random_shuffle_rand.pass.cpp
@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <algorithm>
+
+// template<RandomAccessIterator Iter, Callable<auto, Iter::difference_type> Rand> 
+//   requires ShuffleIterator<Iter> 
+//         && Convertible<Rand::result_type, Iter::difference_type> 
+//   void
+//   random_shuffle(Iter first, Iter last, Rand&& rand);
+
+#include <algorithm>
+
+#include "../../iterators.h"
+
+struct gen
+{
+    int operator()(int n)
+    {
+        return 0;
+    }
+};
+
+int main()
+{
+    int ia[] = {1, 2, 3, 4};
+    const unsigned sa = sizeof(ia)/sizeof(ia[0]);
+    gen r;
+    std::random_shuffle(ia, ia+sa, r);
+}