diff -ur Pyrex-0.9.3.orig/Pyrex/Compiler/Code.py Pyrex-0.9.3/Pyrex/Compiler/Code.py
--- Pyrex-0.9.3.orig/Pyrex/Compiler/Code.py	2003-07-08 10:31:27.000000000 +0200
+++ Pyrex-0.9.3/Pyrex/Compiler/Code.py	2005-06-16 22:51:58.000000000 +0200
@@ -218,14 +218,19 @@
         for entry in entries:
             self.put_var_xdecref_clear(entry)
     
-    def put_init_to_py_none(self, cname):
-        self.putln("%s = Py_None; Py_INCREF(%s);" % (cname, cname))
+    def put_init_to_py_none(self, cast, cname):
+        if cast:
+            self.putln("%s = Py_None; Py_INCREF(%s %s);" % (cname, cast, cname))
+        else:
+            self.putln("%s = Py_None; Py_INCREF(%s);" % (cname, cname))            
     
     def put_init_var_to_py_none(self, entry, template = "%s"):
         code = template % entry.cname
         if entry.type.is_extension_type:
-            code = "((PyObject*)%s)" % code
-        self.put_init_to_py_none(code)
+            cast = "(PyObject *)"
+        else:
+            cast = None
+        self.put_init_to_py_none(cast, code)
 
     def put_pymethoddef(self, entry, term):
         if entry.doc:
diff -ur Pyrex-0.9.3.orig/Pyrex/Compiler/ExprNodes.py Pyrex-0.9.3/Pyrex/Compiler/ExprNodes.py
--- Pyrex-0.9.3.orig/Pyrex/Compiler/ExprNodes.py	2004-05-01 12:15:07.000000000 +0200
+++ Pyrex-0.9.3/Pyrex/Compiler/ExprNodes.py	2005-06-16 22:52:23.000000000 +0200
@@ -806,7 +806,7 @@
             if self.type.is_pyobject:
                 rhs.make_owned_reference(code)
                 code.put_decref(self.result, self.type)
-            code.putln('%s = %s;' % (self.result, rhs.result))
+            code.putln('%s = %s;' % (self.entry.cname, rhs.result))
             if debug_disposal_code:
                 print "NameNode.generate_assignment_code:"
                 print "...generating post-assignment code for", rhs
@@ -1580,16 +1580,18 @@
             return NameNode.is_ephemeral(self)
     
     def result_code(self):
-        return self.select_code()
+        return self.select_code()[0]
     
     def result_as_extension_type(self):
         return self.uncast_select_code()
     
     def select_code(self):
-        code = self.uncast_select_code()
+        orig_code = self.uncast_select_code()
         if self.type.is_extension_type:
-            code = "((PyObject *)%s)" % code
-        return code
+            code = "((PyObject *)%s)" % orig_code
+        else:
+            code = orig_code
+        return code, orig_code
     
     def uncast_select_code(self):
         obj_type = self.obj.type
@@ -1642,13 +1644,13 @@
                         code.error_goto(self.pos)))
             rhs.generate_disposal_code(code)
         else:
-            select_code = self.select_code()
+            select_code, orig_code = self.select_code()
             if self.type.is_pyobject:
                 rhs.make_owned_reference(code)
                 code.put_decref(select_code, self.type)
             code.putln(
                 "%s = %s;" % (
-                    select_code,
+                    orig_code,
                     rhs.result))
             rhs.generate_post_assignment_code(code)
         self.obj.generate_disposal_code(code)
Seulement dans Pyrex-0.9.3/Pyrex/Compiler: ExprNodes.py.orig
diff -ur Pyrex-0.9.3.orig/Pyrex/Compiler/Nodes.py Pyrex-0.9.3/Pyrex/Compiler/Nodes.py
--- Pyrex-0.9.3.orig/Pyrex/Compiler/Nodes.py	2004-07-11 09:26:29.000000000 +0200
+++ Pyrex-0.9.3/Pyrex/Compiler/Nodes.py	2005-06-16 22:51:58.000000000 +0200
@@ -484,9 +484,9 @@
         self.generate_self_cast(scope, code)
         type = scope.parent_type
         if type.vtabslot_cname:
-            code.putln("(struct %s *)p->%s = %s;" % (
-                type.vtabstruct_cname,
+            code.putln("p->%s = (struct %s *)%s;" % (
                 type.vtabslot_cname,
+                type.vtabstruct_cname,
                 type.vtabptr_cname))
         for entry in scope.var_entries:
             if entry.type.is_pyobject:
@@ -1685,10 +1685,11 @@
         code.putln("")
         if self.return_type.is_pyobject:
             if self.return_type.is_extension_type:
-                lhs = "(PyObject *)%s" % Naming.retval_cname
+                cast = "(PyObject *)"
             else:
-                lhs = Naming.retval_cname
-            code.put_init_to_py_none(lhs)
+                cast = None
+            lhs = Naming.retval_cname
+            code.put_init_to_py_none(cast, lhs)
         else:
             val = self.return_type.default_value
             if val: