Add an example of a corresponding overload

Author: Endilll

source/templates.tex

@@ -160,6 +160,7 @@
 }
 using N::f;                                // OK
 template<typename> void f(long);           // OK
+template<typename> void f(long);           // error: corresponding overload
 template<typename> void f(long long);      // OK
 template<>         void f<int>(long long); // OK, doesn't bind a name
 \end{codeblock}