Left Or Right reference

Author: wintel2014

C++/C++11/Reference_Test/reference.cpp

@@ -0,0 +1,32 @@
+#include <iostream>
+#include <utility>
+
+void foo(int&)
+{
+    std::cout<<"Left Reference\n";
+}
+
+void foo(int&&)
+{
+    std::cout<<"Right Reference\n";
+}
+
+int bar()
+{
+    return 123;
+}
+
+int main()
+{
+    int&& r = 123;
+    int i=123;
+    foo(r);
+    foo(bar());
+
+    foo(std::forward<decltype(bar())>(r));
+    foo(std::forward<decltype(r)>(r));
+    foo(std::forward<decltype(i)>(r));
+    foo(std::forward<decltype(i)>(i));
+    foo(std::forward<int&>(i));
+    foo(std::forward<int>(i));
+}