Fix ticket #230, pxd cdef override for subclass methods

Cython/Compiler/Nodes.py

@@ -1646,7 +1646,7 @@ class DefNode(FuncDefNode):
                             nogil = cfunc_type.nogil,
                             visibility = 'private',
                             api = False,
-                            directive_locals = cfunc.directive_locals)
+                            directive_locals = getattr(cfunc, 'directive_locals', {}))
     
     def analyse_declarations(self, env):
         if 'locals' in env.directives:

Cython/Compiler/ParseTreeTransforms.py

@@ -812,6 +812,9 @@ class AlignFunctionDefinitions(CythonTransform):
     def visit_DefNode(self, node):
         pxd_def = self.scope.lookup(node.name)
         if pxd_def:
+            if self.scope.is_c_class_scope and len(pxd_def.type.args) > 0:
+                # The self parameter type needs adjusting.
+                pxd_def.type.args[0].type = self.scope.parent_type
             if pxd_def.is_cfunction:
                 node = node.as_cfunction(pxd_def)
             else: