diff -r 06772ba3d001 Mac/Modules/carbonevt/_CarbonEvtmodule.c
--- a/Mac/Modules/carbonevt/_CarbonEvtmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Mac/Modules/carbonevt/_CarbonEvtmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -1051,8 +1051,11 @@ static PyObject *EventHandlerRef_RemoveE
     _err = RemoveEventHandler(_self->ob_itself);
     if (_err != noErr) return PyMac_Error(_err);
     _self->ob_itself = NULL;
-    Py_DECREF(_self->ob_callback);
-    _self->ob_callback = NULL;
+    {
+        PyObject *tmp = _self->ob_callback;
+        _self->ob_callback = NULL;
+        Py_DECREF(tmp);
+    }
     Py_INCREF(Py_None);
     _res = Py_None;
     return _res;
diff -r 06772ba3d001 Mac/Modules/list/_Listmodule.c
--- a/Mac/Modules/list/_Listmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Mac/Modules/list/_Listmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -76,8 +76,11 @@ int ListObj_Convert(PyObject *v, ListHan
 
 static void ListObj_dealloc(ListObject *self)
 {
-    Py_XDECREF(self->ob_ldef_func);
-    self->ob_ldef_func = NULL;
+    {
+        PyObject *tmp = self->ob_ldef_func;
+        self->ob_ldef_func = NULL;
+        Py_XDECREF(tmp);
+    }
     SetListRefCon(self->ob_itself, (long)0);
     if (self->ob_must_be_disposed && self->ob_itself) LDispose(self->ob_itself);
     self->ob_type->tp_free((PyObject *)self);
diff -r 06772ba3d001 Modules/_bsddb.c
--- a/Modules/_bsddb.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_bsddb.c	Fri Nov 09 02:14:14 2012 +0100
@@ -984,8 +984,11 @@ newDBObject(DBEnvObject* arg, int flags)
      * DBTxns and closing any open DBs first. */
     if (makeDBError(err)) {
         if (self->myenvobj) {
-            Py_DECREF(self->myenvobj);
-            self->myenvobj = NULL;
+            {
+                PyObject *tmp = self->myenvobj;
+                self->myenvobj = NULL;
+                Py_DECREF(tmp);
+            }
         }
         Py_DECREF(self);
         self = NULL;
@@ -1017,16 +1020,25 @@ DB_dealloc(DBObject* self)
         PyObject_ClearWeakRefs((PyObject *) self);
     }
     if (self->myenvobj) {
-        Py_DECREF(self->myenvobj);
-        self->myenvobj = NULL;
+        {
+          PyObject *tmp = self->myenvobj;
+          self->myenvobj = NULL;
+          Py_DECREF(tmp);
+        }
     }
     if (self->associateCallback != NULL) {
-        Py_DECREF(self->associateCallback);
-        self->associateCallback = NULL;
+        {
+          PyObject *tmp = self->associateCallback;
+          self->associateCallback = NULL;
+          Py_DECREF(tmp);
+        }
     }
     if (self->btCompareCallback != NULL) {
-        Py_DECREF(self->btCompareCallback);
-        self->btCompareCallback = NULL;
+        {
+          PyObject *tmp = self->btCompareCallback;
+          self->btCompareCallback = NULL;
+          Py_DECREF(tmp);
+        }
     }
     Py_DECREF(self->private_obj);
     PyObject_Del(self);
@@ -1188,8 +1200,11 @@ DBEnv_dealloc(DBEnvObject* self)
             PyErr_Clear();
     }
 
-    Py_XDECREF(self->event_notifyCallback);
-    self->event_notifyCallback = NULL;
+    {
+      PyObject *tmp = self->event_notifyCallback;
+      self->event_notifyCallback = NULL;
+      Py_XDECREF(tmp);
+    }
 
     if (self->in_weakreflist != NULL) {
         PyObject_ClearWeakRefs((PyObject *) self);
@@ -1622,8 +1637,11 @@ DB_associate(DBObject* self, PyObject* a
     MYDB_END_ALLOW_THREADS;
 
     if (err) {
-        Py_XDECREF(secondaryDB->associateCallback);
-        secondaryDB->associateCallback = NULL;
+        {
+            PyObject *tmp = secondaryDB->associateCallback;
+            secondaryDB->associateCallback = NULL;
+            Py_XDECREF(tmp);
+        }
         secondaryDB->primaryDBType = 0;
     }
 
diff -r 06772ba3d001 Modules/_csv.c
--- a/Modules/_csv.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_csv.c	Fri Nov 09 02:14:14 2012 +0100
@@ -764,8 +764,11 @@ parse_process_char(ReaderObj *self, char
 static int
 parse_reset(ReaderObj *self)
 {
-    Py_XDECREF(self->fields);
-    self->fields = PyList_New(0);
+    {
+        PyObject *tmp = self->fields;
+        self->fields = PyList_New(0);
+        Py_XDECREF(tmp);
+    }
     if (self->fields == NULL)
         return -1;
     self->field_len = 0;
diff -r 06772ba3d001 Modules/_ctypes/_ctypes.c
--- a/Modules/_ctypes/_ctypes.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_ctypes/_ctypes.c	Fri Nov 09 02:14:14 2012 +0100
@@ -194,10 +194,16 @@ static PyObject *
         if (-1 == PyDict_DelItem(self->dict, self->key))
             /* XXX Error context */
             PyErr_WriteUnraisable(Py_None);
-        Py_DECREF(self->key);
-        self->key = NULL;
-        Py_DECREF(self->dict);
-        self->dict = NULL;
+        {
+            PyObject *tmp = self->key;
+            self->key = NULL;
+            Py_DECREF(tmp);
+        }
+        {
+            PyObject *tmp = self->dict;
+            self->dict = NULL;
+            Py_DECREF(tmp);
+        }
     }
     Py_INCREF(Py_None);
     return Py_None;
@@ -384,8 +390,11 @@ StructUnionType_new(PyTypeObject *type, 
         Py_DECREF((PyObject *)dict);
         return NULL;
     }
-    Py_DECREF(result->tp_dict);
-    result->tp_dict = (PyObject *)dict;
+    {
+        PyObject *tmp = result->tp_dict;
+        result->tp_dict = (PyObject *)dict;
+        Py_DECREF(tmp);
+    }
     dict->format = _ctypes_alloc_format_string(NULL, "B");
     if (dict->format == NULL) {
         Py_DECREF(result);
@@ -863,8 +872,11 @@ PyCPointerType_SetProto(StgDictObject *s
         return -1;
     }
     Py_INCREF(proto);
-    Py_XDECREF(stgdict->proto);
-    stgdict->proto = proto;
+    {
+        PyObject *tmp = stgdict->proto;
+        stgdict->proto = proto;
+        Py_XDECREF(tmp);
+    }
     return 0;
 }
 
@@ -947,8 +959,11 @@ PyCPointerType_new(PyTypeObject *type, P
         Py_DECREF((PyObject *)stgdict);
         return NULL;
     }
-    Py_DECREF(result->tp_dict);
-    result->tp_dict = (PyObject *)stgdict;
+    {
+        PyObject *tmp = result->tp_dict;
+        result->tp_dict = (PyObject *)stgdict;
+        Py_DECREF(tmp);
+    }
 
     return (PyObject *)result;
 }
@@ -1420,8 +1435,11 @@ PyCArrayType_new(PyTypeObject *type, PyO
         Py_DECREF((PyObject *)stgdict);
         return NULL;
     }
-    Py_DECREF(result->tp_dict);
-    result->tp_dict = (PyObject *)stgdict;
+    {
+        PyObject *tmp = result->tp_dict;
+        result->tp_dict = (PyObject *)stgdict;
+        Py_DECREF(tmp);
+    }
 
     /* Special case for character arrays.
        A permanent annoyance: char arrays are also strings!
@@ -1844,8 +1862,11 @@ static PyObject *CreateSwappedType(PyTyp
         Py_DECREF((PyObject *)stgdict);
         return NULL;
     }
-    Py_DECREF(result->tp_dict);
-    result->tp_dict = (PyObject *)stgdict;
+    {
+        PyObject *tmp = result->tp_dict;
+        result->tp_dict = (PyObject *)stgdict;
+        Py_DECREF(tmp);
+    }
 
     return (PyObject *)result;
 }
@@ -2353,8 +2374,11 @@ PyCFuncPtrType_new(PyTypeObject *type, P
         Py_DECREF((PyObject *)stgdict);
         return NULL;
     }
-    Py_DECREF(result->tp_dict);
-    result->tp_dict = (PyObject *)stgdict;
+    {
+        PyObject *tmp = result->tp_dict;
+        result->tp_dict = (PyObject *)stgdict;
+        Py_DECREF(tmp);
+    }
 
     if (-1 == make_funcptrtype_dict(stgdict)) {
         Py_DECREF(result);
@@ -2496,8 +2520,11 @@ KeepRef(CDataObject *target, Py_ssize_t 
     }
     ob = PyCData_GetContainer(target);
     if (ob->b_objects == NULL || !PyDict_CheckExact(ob->b_objects)) {
-        Py_XDECREF(ob->b_objects);
-        ob->b_objects = keep; /* refcount consumed */
+        {
+            PyObject *tmp = ob->b_objects;
+            ob->b_objects = keep;
+            Py_XDECREF(tmp);
+        } /* refcount consumed */
         return 0;
     }
     key = unique_key(target, index);
@@ -3042,10 +3069,16 @@ static int
 PyCFuncPtr_set_restype(PyCFuncPtrObject *self, PyObject *ob)
 {
     if (ob == NULL) {
-        Py_XDECREF(self->restype);
-        self->restype = NULL;
-        Py_XDECREF(self->checker);
-        self->checker = NULL;
+        {
+            PyObject *tmp = self->restype;
+            self->restype = NULL;
+            Py_XDECREF(tmp);
+        }
+        {
+            PyObject *tmp = self->checker;
+            self->checker = NULL;
+            Py_XDECREF(tmp);
+        }
         return 0;
     }
     if (ob != Py_None && !PyType_stgdict(ob) && !PyCallable_Check(ob)) {
@@ -3088,16 +3121,25 @@ PyCFuncPtr_set_argtypes(PyCFuncPtrObject
     PyObject *converters;
 
     if (ob == NULL || ob == Py_None) {
-        Py_XDECREF(self->converters);
-        self->converters = NULL;
-        Py_XDECREF(self->argtypes);
-        self->argtypes = NULL;
+        {
+            PyObject *tmp = self->converters;
+            self->converters = NULL;
+            Py_XDECREF(tmp);
+        }
+        {
+            PyObject *tmp = self->argtypes;
+            self->argtypes = NULL;
+            Py_XDECREF(tmp);
+        }
     } else {
         converters = converters_from_argtypes(ob);
         if (!converters)
             return -1;
-        Py_XDECREF(self->converters);
-        self->converters = converters;
+        {
+            PyObject *tmp = self->converters;
+            self->converters = converters;
+            Py_XDECREF(tmp);
+        }
         Py_XDECREF(self->argtypes);
         Py_INCREF(ob);
         self->argtypes = ob;
diff -r 06772ba3d001 Modules/_curses_panel.c
--- a/Modules/_curses_panel.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_curses_panel.c	Fri Nov 09 02:14:14 2012 +0100
@@ -283,8 +283,11 @@ PyCursesPanel_replace_panel(PyCursesPane
         PyErr_SetString(PyCursesError, "replace_panel() returned ERR");
         return NULL;
     }
-    Py_DECREF(po->wo);
-    po->wo = temp;
+    {
+        PyObject *tmp = po->wo;
+        po->wo = temp;
+        Py_DECREF(tmp);
+    }
     Py_INCREF(po->wo);
     Py_INCREF(Py_None);
     return Py_None;
diff -r 06772ba3d001 Modules/_elementtree.c
--- a/Modules/_elementtree.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_elementtree.c	Fri Nov 09 02:14:14 2012 +0100
@@ -665,14 +665,20 @@ element_deepcopy(ElementObject* self, Py
     text = deepcopy(JOIN_OBJ(self->text), memo);
     if (!text)
         goto error;
-    Py_DECREF(element->text);
-    element->text = JOIN_SET(text, JOIN_GET(self->text));
+    {
+        PyObject *tmp = element->text;
+        element->text = JOIN_SET(text, JOIN_GET(self->text));
+        Py_DECREF(tmp);
+    }
 
     tail = deepcopy(JOIN_OBJ(self->tail), memo);
     if (!tail)
         goto error;
-    Py_DECREF(element->tail);
-    element->tail = JOIN_SET(tail, JOIN_GET(self->tail));
+    {
+        PyObject *tmp = element->tail;
+        element->tail = JOIN_SET(tail, JOIN_GET(self->tail));
+        Py_DECREF(tmp);
+    }
 
     if (self->extra) {
         
@@ -1541,8 +1547,11 @@ element_setattr(ElementObject* self, con
     }
 
     if (strcmp(name, "tag") == 0) {
-        Py_DECREF(self->tag);
-        self->tag = value;
+        {
+            PyObject *tmp = self->tag;
+            self->tag = value;
+            Py_DECREF(tmp);
+        }
         Py_INCREF(self->tag);
     } else if (strcmp(name, "text") == 0) {
         Py_DECREF(JOIN_OBJ(self->text));
@@ -1848,9 +1857,11 @@ treebuilder_handle_end(TreeBuilderObject
     item = PyList_GET_ITEM(self->stack, self->index);
     Py_INCREF(item);
 
-    Py_DECREF(self->last);
-
-    self->last = (ElementObject*) self->this;
+    {
+        PyObject *tmp = self->last;
+        self->last = (ElementObject *)self->this;
+        Py_DECREF(tmp);
+    }
     self->this = (ElementObject*) item;
 
     if (self->end_event_obj) {
@@ -2730,14 +2741,33 @@ xmlparser_setevents(XMLParserObject* sel
     target = (TreeBuilderObject*) self->target;
 
     Py_INCREF(events);
-    Py_XDECREF(target->events);
-    target->events = events;
+    {
+        PyObject *tmp = target->events;
+        target->events = events;
+        Py_XDECREF(tmp);
+    }
 
     /* clear out existing events */
-    Py_XDECREF(target->start_event_obj); target->start_event_obj = NULL;
-    Py_XDECREF(target->end_event_obj); target->end_event_obj = NULL;
-    Py_XDECREF(target->start_ns_event_obj); target->start_ns_event_obj = NULL;
-    Py_XDECREF(target->end_ns_event_obj); target->end_ns_event_obj = NULL;
+    {
+        PyObject *tmp = target->start_event_obj;
+        target->start_event_obj = NULL;
+        Py_XDECREF(tmp);
+    }
+    {
+        PyObject *tmp = target->end_event_obj;
+        target->end_event_obj = NULL;
+        Py_XDECREF(tmp);
+    }
+    {
+        PyObject *tmp = target->start_ns_event_obj;
+        target->start_ns_event_obj = NULL;
+        Py_XDECREF(tmp);
+    }
+    {
+        PyObject *tmp = target->end_ns_event_obj;
+        target->end_ns_event_obj = NULL;
+        Py_XDECREF(tmp);
+    }
 
     if (event_set == Py_None) {
         /* default is "end" only */
@@ -2759,12 +2789,18 @@ xmlparser_setevents(XMLParserObject* sel
             target->start_event_obj = item;
         } else if (strcmp(event, "end") == 0) {
             Py_INCREF(item);
-            Py_XDECREF(target->end_event_obj);
-            target->end_event_obj = item;
+            {
+                PyObject *tmp = target->end_event_obj;
+                target->end_event_obj = item;
+                Py_XDECREF(tmp);
+            }
         } else if (strcmp(event, "start-ns") == 0) {
             Py_INCREF(item);
-            Py_XDECREF(target->start_ns_event_obj);
-            target->start_ns_event_obj = item;
+            {
+                PyObject *tmp = target->start_ns_event_obj;
+                target->start_ns_event_obj = item;
+                Py_XDECREF(tmp);
+            }
             EXPAT(SetNamespaceDeclHandler)(
                 self->parser,
                 (XML_StartNamespaceDeclHandler) expat_start_ns_handler,
@@ -2772,8 +2808,11 @@ xmlparser_setevents(XMLParserObject* sel
                 );
         } else if (strcmp(event, "end-ns") == 0) {
             Py_INCREF(item);
-            Py_XDECREF(target->end_ns_event_obj);
-            target->end_ns_event_obj = item;
+            {
+                PyObject *tmp = target->end_ns_event_obj;
+                target->end_ns_event_obj = item;
+                Py_XDECREF(tmp);
+            }
             EXPAT(SetNamespaceDeclHandler)(
                 self->parser,
                 (XML_StartNamespaceDeclHandler) expat_start_ns_handler,
diff -r 06772ba3d001 Modules/_json.c
--- a/Modules/_json.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_json.c	Fri Nov 09 02:14:14 2012 +0100
@@ -1722,8 +1722,11 @@ scanner_init(PyObject *self, PyObject *a
     }
     else if (PyUnicode_Check(s->encoding)) {
         PyObject *tmp = PyUnicode_AsEncodedString(s->encoding, NULL, NULL);
-        Py_DECREF(s->encoding);
-        s->encoding = tmp;
+        {
+            PyObject *tmp = s->encoding;
+            s->encoding = tmp;
+            Py_DECREF(tmp);
+        }
     }
     if (s->encoding == NULL)
         goto bail;
diff -r 06772ba3d001 Modules/_sqlite/connection.c
--- a/Modules/_sqlite/connection.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_sqlite/connection.c	Fri Nov 09 02:14:14 2012 +0100
@@ -225,8 +225,11 @@ void pysqlite_flush_statement_cache(pysq
         node = node->next;
     }
 
-    Py_DECREF(self->statement_cache);
-    self->statement_cache = (pysqlite_Cache*)PyObject_CallFunction((PyObject*)&pysqlite_CacheType, "O", self);
+    {
+        PyObject *tmp = self->statement_cache;
+        self->statement_cache = (pysqlite_Cache *)PyObject_CallFunction((PyObject *)&pysqlite_CacheType, "O", self);
+        Py_DECREF(tmp);
+    }
     Py_DECREF(self);
     self->statement_cache->decref_factory = 0;
 }
@@ -366,8 +369,11 @@ PyObject* pysqlite_connection_close(pysq
         if (self->apsw_connection) {
             ret = PyObject_CallMethod(self->apsw_connection, "close", "");
             Py_XDECREF(ret);
-            Py_XDECREF(self->apsw_connection);
-            self->apsw_connection = NULL;
+            {
+                PyObject *tmp = self->apsw_connection;
+                self->apsw_connection = NULL;
+                Py_XDECREF(tmp);
+            }
             self->db = NULL;
         } else {
             Py_BEGIN_ALLOW_THREADS
@@ -812,8 +818,11 @@ static void _pysqlite_drop_unused_statem
         }
     }
 
-    Py_DECREF(self->statements);
-    self->statements = new_list;
+    {
+        PyObject *tmp = self->statements;
+        self->statements = new_list;
+        Py_DECREF(tmp);
+    }
 }
 
 static void _pysqlite_drop_unused_cursor_references(pysqlite_Connection* self)
@@ -844,8 +853,11 @@ static void _pysqlite_drop_unused_cursor
         }
     }
 
-    Py_DECREF(self->cursors);
-    self->cursors = new_list;
+    {
+        PyObject *tmp = self->cursors;
+        self->cursors = new_list;
+        Py_DECREF(tmp);
+    }
 }
 
 PyObject* pysqlite_connection_create_function(pysqlite_Connection* self, PyObject* args, PyObject* kwargs)
diff -r 06772ba3d001 Modules/_sqlite/cursor.c
--- a/Modules/_sqlite/cursor.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/_sqlite/cursor.c	Fri Nov 09 02:14:14 2012 +0100
@@ -180,8 +180,11 @@ int pysqlite_build_row_cast_map(pysqlite
         return 0;
     }
 
-    Py_XDECREF(self->row_cast_map);
-    self->row_cast_map = PyList_New(0);
+    {
+        PyObject *tmp = self->row_cast_map;
+        self->row_cast_map = PyList_New(0);
+        Py_XDECREF(tmp);
+    }
 
     for (i = 0; i < sqlite3_column_count(self->statement->st); i++) {
         converter = NULL;
@@ -239,8 +242,11 @@ int pysqlite_build_row_cast_map(pysqlite
             if (converter != Py_None) {
                 Py_DECREF(converter);
             }
-            Py_XDECREF(self->row_cast_map);
-            self->row_cast_map = NULL;
+            {
+                PyObject *tmp = self->row_cast_map;
+                self->row_cast_map = NULL;
+                Py_XDECREF(tmp);
+            }
 
             return -1;
         }
@@ -483,8 +489,11 @@ PyObject* _pysqlite_query_execute(pysqli
     allow_8bit_chars = ((self->connection->text_factory != (PyObject*)&PyUnicode_Type) &&
         (self->connection->text_factory != pysqlite_OptimizedUnicode));
 
-    Py_XDECREF(self->next_row);
-    self->next_row = NULL;
+    {
+        PyObject *tmp = self->next_row;
+        self->next_row = NULL;
+        Py_XDECREF(tmp);
+    }
 
     if (multiple) {
         /* executemany() */
@@ -588,8 +597,11 @@ PyObject* _pysqlite_query_execute(pysqli
     }
 
     if (self->statement->in_use) {
-        Py_DECREF(self->statement);
-        self->statement = PyObject_New(pysqlite_Statement, &pysqlite_StatementType);
+        {
+            PyObject *tmp = self->statement;
+            self->statement = PyObject_New(pysqlite_Statement, &pysqlite_StatementType);
+            Py_DECREF(tmp);
+        }
         if (!self->statement) {
             goto error;
         }
@@ -700,8 +712,11 @@ PyObject* _pysqlite_query_execute(pysqli
                 numcols = sqlite3_column_count(self->statement->st);
                 Py_END_ALLOW_THREADS
 
-                Py_DECREF(self->description);
-                self->description = PyTuple_New(numcols);
+                {
+                    PyObject *tmp = self->description;
+                    self->description = PyTuple_New(numcols);
+                    Py_DECREF(tmp);
+                }
                 if (!self->description) {
                     goto error;
                 }
@@ -910,8 +925,11 @@ PyObject* pysqlite_cursor_iternext(pysql
     if (!self->next_row) {
          if (self->statement) {
             (void)pysqlite_statement_reset(self->statement);
-            Py_DECREF(self->statement);
-            self->statement = NULL;
+            {
+                PyObject *tmp = self->statement;
+                self->statement = NULL;
+                Py_DECREF(tmp);
+            }
         }
         return NULL;
     }
diff -r 06772ba3d001 Modules/bz2module.c
--- a/Modules/bz2module.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/bz2module.c	Fri Nov 09 02:14:14 2012 +0100
@@ -1936,10 +1936,11 @@ BZ2Decomp_decompress(BZ2DecompObject *se
         Py_END_ALLOW_THREADS
         if (bzerror == BZ_STREAM_END) {
             if (bzs->avail_in != 0) {
-                Py_DECREF(self->unused_data);
-                self->unused_data =
-                    PyString_FromStringAndSize(bzs->next_in,
-                                               bzs->avail_in);
+                {
+                    PyObject *tmp = self->unused_data;
+                    self->unused_data = PyString_FromStringAndSize(bzs->next_in, bzs->avail_in);
+                    Py_DECREF(tmp);
+                }
             }
             self->running = 0;
             break;
diff -r 06772ba3d001 Modules/cPickle.c
--- a/Modules/cPickle.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/cPickle.c	Fri Nov 09 02:14:14 2012 +0100
@@ -325,8 +325,11 @@ Pdata_popList(Pdata *self, int start)
 
 #define FREE_ARG_TUP(self) {                        \
     if (Py_REFCNT(self->arg) > 1) {                 \
-      Py_DECREF(self->arg);                         \
-      self->arg=NULL;                               \
+      {
+PyObject *tmp = self->arg;
+self->arg = NULL;
+Py_DECREF(tmp);
+}                               \
     }                                               \
   }
 
@@ -659,8 +662,11 @@ read_other(Unpicklerobject *self, char *
     }
     if (! str) return -1;
 
-    Py_XDECREF(self->last_string);
-    self->last_string = str;
+    {
+        PyObject *tmp = self->last_string;
+        self->last_string = str;
+        Py_XDECREF(tmp);
+    }
 
     if (! (*s = PyString_AsString(str))) return -1;
 
@@ -686,8 +692,11 @@ readline_other(Unpicklerobject *self, ch
     if ((str_size = PyString_Size(str)) < 0)
         return -1;
 
-    Py_XDECREF(self->last_string);
-    self->last_string = str;
+    {
+        PyObject *tmp = self->last_string;
+        self->last_string = str;
+        Py_XDECREF(tmp);
+    }
 
     if (! (*s = PyString_AsString(str)))
         return -1;
@@ -5597,15 +5606,21 @@ Unpickler_setattr(Unpicklerobject *self,
 {
 
     if (!strcmp(name, "persistent_load")) {
-        Py_XDECREF(self->pers_func);
+        {
+        PyObject *tmp = self->pers_func;
         self->pers_func = value;
+        Py_XDECREF(tmp);
+        }
         Py_XINCREF(value);
         return 0;
     }
 
     if (!strcmp(name, "find_global")) {
-        Py_XDECREF(self->find_class);
+        {
+        PyObject *tmp = self->find_class;
         self->find_class = value;
+        Py_XDECREF(tmp);
+        }
         Py_XINCREF(value);
         return 0;
     }
@@ -5622,8 +5637,11 @@ Unpickler_setattr(Unpicklerobject *self,
                             "memo must be a dictionary");
             return -1;
         }
-        Py_XDECREF(self->memo);
+        {
+        PyObject *tmp = self->memo;
         self->memo = value;
+        Py_XDECREF(tmp);
+        }
         Py_INCREF(value);
         return 0;
     }
diff -r 06772ba3d001 Modules/flmodule.c
--- a/Modules/flmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/flmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -97,10 +97,16 @@ forgetgeneric(genericobject *g)
 {
     int i, n;
 
-    Py_XDECREF(g->ob_callback);
-    g->ob_callback = NULL;
-    Py_XDECREF(g->ob_callback_arg);
-    g->ob_callback_arg = NULL;
+    {
+        PyObject *tmp = g->ob_callback;
+        g->ob_callback = NULL;
+        Py_XDECREF(tmp);
+    }
+    {
+        PyObject *tmp = g->ob_callback_arg;
+        g->ob_callback_arg = NULL;
+        Py_XDECREF(tmp);
+    }
     if (allgenerics == NULL)
         return; /* No objects known yet */
     n = PyList_Size(allgenerics);
@@ -132,10 +138,16 @@ releaseobjects(FL_FORM *form)
             /* The object is now unreachable for
                do_forms and check_forms, so
                delete it from the list of known objects */
-            Py_XDECREF(g->ob_callback);
-            g->ob_callback = NULL;
-            Py_XDECREF(g->ob_callback_arg);
-            g->ob_callback_arg = NULL;
+            {
+                PyObject *tmp = g->ob_callback;
+                g->ob_callback = NULL;
+                Py_XDECREF(tmp);
+            }
+            {
+                PyObject *tmp = g->ob_callback_arg;
+                g->ob_callback_arg = NULL;
+                Py_XDECREF(tmp);
+            }
             PyList_SetItem(allgenerics, i, (PyObject *)NULL);
             nfreeslots++;
         }
diff -r 06772ba3d001 Modules/itertoolsmodule.c
--- a/Modules/itertoolsmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/itertoolsmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -475,8 +475,11 @@ tee_next(teeobject *to)
 
     if (to->index >= LINKCELLS) {
         link = teedataobject_jumplink(to->dataobj);
-        Py_DECREF(to->dataobj);
-        to->dataobj = (teedataobject *)link;
+        {
+            PyObject *tmp = to->dataobj;
+            to->dataobj = (teedataobject *)link;
+            Py_DECREF(tmp);
+        }
         to->index = 0;
     }
     value = teedataobject_getitem(to->dataobj, to->index);
diff -r 06772ba3d001 Modules/selectmodule.c
--- a/Modules/selectmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/selectmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -71,8 +71,11 @@ reap_obj(pylist fd2obj[FD_SETSIZE + 1])
 {
     int i;
     for (i = 0; i < FD_SETSIZE + 1 && fd2obj[i].sentinel >= 0; i++) {
-        Py_XDECREF(fd2obj[i].obj);
-        fd2obj[i].obj = NULL;
+        {
+            PyObject *tmp = fd2obj->obj;
+            fd2obj->obj = NULL;
+            Py_XDECREF(tmp);
+        }
     }
     fd2obj[0].sentinel = -1;
 }
diff -r 06772ba3d001 Modules/signalmodule.c
--- a/Modules/signalmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/signalmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -613,8 +613,11 @@ initsignal(void)
     if (Handlers[SIGINT].func == DefaultHandler) {
         /* Install default int handler */
         Py_INCREF(IntHandler);
-        Py_DECREF(Handlers[SIGINT].func);
-        Handlers[SIGINT].func = IntHandler;
+        {
+            PyObject *tmp = Handlers->func;
+            Handlers->func = IntHandler;
+            Py_DECREF(tmp);
+        }
         old_siginthandler = PyOS_setsig(SIGINT, signal_handler);
     }
 
diff -r 06772ba3d001 Modules/svmodule.c
--- a/Modules/svmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/svmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -279,8 +279,11 @@ capture_dealloc(captureobject *self)
             (void)svUnlockCaptureData(self->ob_svideo->ob_svideo,
                                       self->ob_capture);
         self->ob_capture = NULL;
-        Py_DECREF(self->ob_svideo);
-        self->ob_svideo = NULL;
+        {
+            PyObject *tmp = self->ob_svideo;
+            self->ob_svideo = NULL;
+            Py_DECREF(tmp);
+        }
     }
     PyObject_Del(self);
 }
diff -r 06772ba3d001 Modules/zlibmodule.c
--- a/Modules/zlibmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Modules/zlibmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -544,14 +544,19 @@ PyZlib_objdecompress(compobject *self, P
     if(max_length) {
         /* Not all of the compressed data could be accommodated in a buffer of
            the specified size. Return the unconsumed tail in an attribute. */
-        Py_DECREF(self->unconsumed_tail);
-        self->unconsumed_tail = PyString_FromStringAndSize((char *)self->zst.next_in,
-                                                           self->zst.avail_in);
+        {
+            PyObject *tmp = self->unconsumed_tail;
+            self->unconsumed_tail = PyString_FromStringAndSize((char *)self->zst.next_in, self->zst.avail_in);
+            Py_DECREF(tmp);
+        }
     }
     else if (PyString_GET_SIZE(self->unconsumed_tail) > 0) {
         /* All of the compressed data was consumed. Clear unconsumed_tail. */
-        Py_DECREF(self->unconsumed_tail);
-        self->unconsumed_tail = PyString_FromStringAndSize("", 0);
+        {
+            PyObject *tmp = self->unconsumed_tail;
+            self->unconsumed_tail = PyString_FromStringAndSize("", 0);
+            Py_DECREF(tmp);
+        }
     }
     if(!self->unconsumed_tail) {
         Py_DECREF(RetVal);
@@ -566,9 +571,11 @@ PyZlib_objdecompress(compobject *self, P
        preserved.
     */
     if (err == Z_STREAM_END) {
-        Py_XDECREF(self->unused_data);  /* Free original empty string */
-        self->unused_data = PyString_FromStringAndSize(
-            (char *)self->zst.next_in, self->zst.avail_in);
+        {
+            PyObject *tmp = self->unused_data;
+            self->unused_data = PyString_FromStringAndSize((char *)self->zst.next_in, self->zst.avail_in);
+            Py_XDECREF(tmp);
+        }
         if (self->unused_data == NULL) {
             Py_DECREF(RetVal);
             goto error;
diff -r 06772ba3d001 Objects/descrobject.c
--- a/Objects/descrobject.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Objects/descrobject.c	Fri Nov 09 02:14:14 2012 +0100
@@ -1332,8 +1332,11 @@ property_init(PyObject *self, PyObject *
         PyObject *get_doc = PyObject_GetAttrString(get, "__doc__");
         if (get_doc) {
             if (Py_TYPE(self) == &PyProperty_Type) {
-                Py_XDECREF(prop->prop_doc);
-                prop->prop_doc = get_doc;
+                {
+                    PyObject *tmp = prop->prop_doc;
+                    prop->prop_doc = get_doc;
+                    Py_XDECREF(tmp);
+                }
             }
             else {
                 /* If this is a property subclass, put __doc__
diff -r 06772ba3d001 Objects/exceptions.c
--- a/Objects/exceptions.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Objects/exceptions.c	Fri Nov 09 02:14:14 2012 +0100
@@ -58,8 +58,11 @@ BaseException_init(PyBaseExceptionObject
     if (!_PyArg_NoKeywords(Py_TYPE(self)->tp_name, kwds))
         return -1;
 
-    Py_DECREF(self->args);
-    self->args = args;
+    {
+        PyObject *tmp = self->args;
+        self->args = args;
+        Py_DECREF(tmp);
+    }
     Py_INCREF(self->args);
 
     if (PyTuple_GET_SIZE(self->args) == 1) {
@@ -349,8 +352,11 @@ BaseException_set_message(PyBaseExceptio
             if (PyDict_DelItemString(self->dict, "message") < 0)
                 return -1;
         }
-        Py_XDECREF(self->message);
-        self->message = NULL;
+        {
+            PyObject *tmp = self->message;
+            self->message = NULL;
+            Py_XDECREF(tmp);
+        }
         return 0;
     }
 
@@ -628,8 +634,11 @@ EnvironmentError_init(PyEnvironmentError
         if (!subslice)
             return -1;
 
-        Py_DECREF(self->args);  /* replacing args */
-        self->args = subslice;
+        {
+            PyObject *tmp = self->args;
+            self->args = subslice;
+            Py_DECREF(tmp);
+        }
     }
     return 0;
 }
diff -r 06772ba3d001 Objects/fileobject.c
--- a/Objects/fileobject.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Objects/fileobject.c	Fri Nov 09 02:14:14 2012 +0100
@@ -574,10 +574,16 @@ PyFile_SetEncodingAndErrors(PyObject *f,
         oerrors = Py_None;
         Py_INCREF(Py_None);
     }
-    Py_DECREF(file->f_encoding);
-    file->f_encoding = str;
-    Py_DECREF(file->f_errors);
-    file->f_errors = oerrors;
+    {
+        PyObject *tmp = file->f_encoding;
+        file->f_encoding = str;
+        Py_DECREF(tmp);
+    }
+    {
+        PyObject *tmp = file->f_errors;
+        file->f_errors = oerrors;
+        Py_DECREF(tmp);
+    }
     return 1;
 }
 
diff -r 06772ba3d001 Objects/funcobject.c
--- a/Objects/funcobject.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Objects/funcobject.c	Fri Nov 09 02:14:14 2012 +0100
@@ -430,8 +430,11 @@ func_new(PyTypeObject* type, PyObject* a
 
     if (name != Py_None) {
         Py_INCREF(name);
-        Py_DECREF(newfunc->func_name);
-        newfunc->func_name = name;
+        {
+            PyObject *tmp = newfunc->func_name;
+            newfunc->func_name = name;
+            Py_DECREF(tmp);
+        }
     }
     if (defaults != Py_None) {
         Py_INCREF(defaults);
diff -r 06772ba3d001 Objects/typeobject.c
--- a/Objects/typeobject.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Objects/typeobject.c	Fri Nov 09 02:14:14 2012 +0100
@@ -166,8 +166,11 @@ assign_version_tag(PyTypeObject *type)
            are borrowed reference */
         for (i = 0; i < (1 << MCACHE_SIZE_EXP); i++) {
             method_cache[i].value = NULL;
-            Py_XDECREF(method_cache[i].name);
-            method_cache[i].name = Py_None;
+            {
+                PyObject *tmp = method_cache->name;
+                method_cache->name = Py_None;
+                Py_XDECREF(tmp);
+            }
             Py_INCREF(Py_None);
         }
         /* mark all version tags as invalid */
@@ -253,8 +256,11 @@ type_set_name(PyTypeObject *type, PyObje
 
     Py_INCREF(value);
 
-    Py_DECREF(et->ht_name);
-    et->ht_name = value;
+    {
+        PyObject *tmp = et->ht_name;
+        et->ht_name = value;
+        Py_DECREF(tmp);
+    }
 
     type->tp_name = PyString_AS_STRING(value);
 
@@ -2524,8 +2530,11 @@ PyObject *
         method_cache[h].version = type->tp_version_tag;
         method_cache[h].value = res;  /* borrowed */
         Py_INCREF(name);
-        Py_DECREF(method_cache[h].name);
-        method_cache[h].name = name;
+        {
+            PyObject *tmp = method_cache->name;
+            method_cache->name = name;
+            Py_DECREF(tmp);
+        }
     }
     return res;
 }
diff -r 06772ba3d001 Python/ceval.c
--- a/Python/ceval.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Python/ceval.c	Fri Nov 09 02:14:14 2012 +0100
@@ -3240,8 +3240,11 @@ PyEval_EvalCodeEx(PyCodeObject *co, PyOb
     if (co->co_flags & CO_GENERATOR) {
         /* Don't need to keep the reference to f_back, it will be set
          * when the generator is resumed. */
-        Py_XDECREF(f->f_back);
-        f->f_back = NULL;
+        {
+            PyObject *tmp = f->f_back;
+            f->f_back = NULL;
+            Py_XDECREF(tmp);
+        }
 
         PCALL(PCALL_GENERATOR);
 
diff -r 06772ba3d001 Python/sysmodule.c
--- a/Python/sysmodule.c	Thu Oct 04 22:52:07 2012 +0300
+++ b/Python/sysmodule.c	Fri Nov 09 02:14:14 2012 +0100
@@ -367,8 +367,11 @@ trace_trampoline(PyObject *self, PyFrame
     result = call_trampoline(tstate, callback, frame, what, arg);
     if (result == NULL) {
         PyEval_SetTrace(NULL, NULL);
-        Py_XDECREF(frame->f_trace);
-        frame->f_trace = NULL;
+        {
+            PyObject *tmp = frame->f_trace;
+            frame->f_trace = NULL;
+            Py_XDECREF(tmp);
+        }
         return -1;
     }
     if (result != Py_None) {