1 files changed, 65 insertions, 0 deletions
diff --git a/test/std/thread/thread.threads/thread.thread.class/thread.thread.assign/move.pass.cpp b/test/std/thread/thread.threads/thread.thread.class/thread.thread.assign/move.pass.cpp
new file mode 100644
index 0000000000000..2db9430a698d9
--- /dev/null
+++ b/test/std/thread/thread.threads/thread.thread.class/thread.thread.assign/move.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.
+//
+//===----------------------------------------------------------------------===//
+//
+// UNSUPPORTED: libcpp-has-no-threads
+
+// <thread>
+
+// class thread
+
+// thread& operator=(thread&& t);
+
+#include <thread>
+#include <cassert>
+
+class G
+{
+    int alive_;
+public:
+    static int n_alive;
+    static bool op_run;
+
+    G() : alive_(1) {++n_alive;}
+    G(const G& g) : alive_(g.alive_) {++n_alive;}
+    ~G() {alive_ = 0; --n_alive;}
+
+    void operator()(int i, double j)
+    {
+        assert(alive_ == 1);
+        assert(n_alive >= 1);
+        assert(i == 5);
+        assert(j == 5.5);
+        op_run = true;
+    }
+};
+
+int G::n_alive = 0;
+bool G::op_run = false;
+
+int main()
+{
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+    {
+        assert(G::n_alive == 0);
+        assert(!G::op_run);
+        {
+        G g;
+        std::thread t0(g, 5, 5.5);
+        std::thread::id id = t0.get_id();
+        std::thread t1;
+        t1 = std::move(t0);
+        assert(t1.get_id() == id);
+        assert(t0.get_id() == std::thread::id());
+        t1.join();
+        }
+        assert(G::n_alive == 0);
+        assert(G::op_run);
+    }
+#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+}