1 files changed, 20 insertions, 0 deletions
diff --git a/libs/thread/example/make_future.cpp b/libs/thread/example/make_future.cpp
index 399bb46f5..3b427e39f 100644
--- a/libs/thread/example/make_future.cpp
+++ b/libs/thread/example/make_future.cpp
@@ -104,6 +104,26 @@ int main()
     boost::future<int&> f = compute_ref(0);
     std::cout << f.get() << std::endl;
   }
+#if __cplusplus > 201103L
+  {
+    std::cout << __FILE__ << " "<< __LINE__ << std::endl;
+    int i = 0;
+    boost::future<int&> f = boost::make_ready_future(std::ref(i));
+    std::cout << f.get() << std::endl;
+  }
+#endif
+  {
+    std::cout << __FILE__ << " "<< __LINE__ << std::endl;
+    int i = 0;
+    boost::future<int&> f = boost::make_ready_future(boost::ref(i));
+    std::cout << f.get() << std::endl;
+  }
+  {
+    std::cout << __FILE__ << " "<< __LINE__ << std::endl;
+    const int i = 0;
+    boost::future<int const&> f = boost::make_ready_future(boost::cref(i));
+    std::cout << f.get() << std::endl;
+  }
 //  {
 //    std::cout << __FILE__ << " "<< __LINE__ << std::endl;
 //    boost::future<int> f = compute(2);