add support for smart pointers + %extend

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@6819 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/smart_pointer_member.i

@@ -1,36 +1,43 @@
 %module smart_pointer_member
 
+
+%extend Foo
+{
+  int extension(int i, int j) { return i; }
+  int extension(int i) { return i; }
+  int extension() { return 1; }
+}
+
 %inline %{
 
-class Foo {
-public:
-  int x[4];
-  int y;
-  static const int z;
-};
-
-class Bar {
-   Foo *f;
-public:
-   Bar(Foo *f) : f(f) { }
-   Foo *operator->() {
+  class Foo {
+  public:
+    int x[4];
+    int y;
+    static const int z;
+  };
+  
+  class Bar {
+    Foo *f;
+  public:
+    Bar(Foo *f) : f(f) { }
+    Foo *operator->() {
       return f;
-   }
-};
-
- int get_y(Bar *b) 
- {
-   return (*b)->y;
- }
-
- int get_z(Bar *b) 
- {
-   return (*b)->z;
- }
- 
- 
+    }
+  };
+  
+  int get_y(Bar *b) 
+  {
+    return (*b)->y;
+  }
+  
+  int get_z(Bar *b) 
+  {
+    return (*b)->z;
+  }
 %}
 
+
 %{
   const int Foo::z = 3;
 %}