1 files changed, 28 insertions, 0 deletions
diff --git a/libcxx/test/std/thread/futures/futures.promise/uses_allocator.pass.cpp b/libcxx/test/std/thread/futures/futures.promise/uses_allocator.pass.cpp
new file mode 100644
index 00000000000..458826e956e
--- /dev/null
+++ b/libcxx/test/std/thread/futures/futures.promise/uses_allocator.pass.cpp
@@ -0,0 +1,28 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+//
+// UNSUPPORTED: libcpp-has-no-threads
+
+// <future>
+
+// class promise<R>
+
+// template <class R, class Alloc>
+//   struct uses_allocator<promise<R>, Alloc>
+//      : true_type { };
+
+#include <future>
+#include "../test_allocator.h"
+
+int main()
+{
+    static_assert((std::uses_allocator<std::promise<int>, test_allocator<int> >::value), "");
+    static_assert((std::uses_allocator<std::promise<int&>, test_allocator<int> >::value), "");
+    static_assert((std::uses_allocator<std::promise<void>, test_allocator<void> >::value), "");
+}