From 15d09f50f7ab81daa56c82d96bc9987050cc47c6 Mon Sep 17 00:00:00 2001
From: Stefan Behnel <stefan_ml@behnel.de>
Date: Mon, 15 Apr 2013 19:30:39 +0200
Subject: [PATCH] add safety fix for Python globals in debug writer

---
 Cython/Compiler/ParseTreeTransforms.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Cython/Compiler/ParseTreeTransforms.py b/Cython/Compiler/ParseTreeTransforms.py
index 99eb5fd..aac413e 100644
--- a/Cython/Compiler/ParseTreeTransforms.py
+++ b/Cython/Compiler/ParseTreeTransforms.py
@@ -2891,6 +2891,9 @@ class DebugTransform(CythonTransform):
 
     def serialize_local_variables(self, entries):
         for entry in entries.values():
+            if not entry.cname:
+                # not a local variable
+                continue
             if entry.type.is_pyobject:
                 vartype = 'PythonObject'
             else:
-- 
2.7.4