add SWIG_TYPECHECK_SWIGOBJECT to resolve simple overload functions as Graph(int i)/Graph(PyObject* p)

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@8925 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/overload_simple.i

@@ -178,3 +178,19 @@ long long ll(long long ull) { return ull; }
     
   };
 }
+
+#ifdef SWIGPYTHON
+%inline 
+{
+  class Graph {
+  public:
+    int val;
+    Graph(int i) : val(i) {};
+  };
+}
+
+%extend Graph {
+  Graph(PyObject* p) { return new Graph(123);}
+} 
+
+#endif