From c13cdca3dd49170b18de0fb79d7564acf0ad7bf1 Mon Sep 17 00:00:00 2001
From: Stefan Behnel <scoder@users.berlios.de>
Date: Wed, 27 Apr 2011 15:40:41 +0200
Subject: [PATCH] work-around for ticket #691: look up unknown global names in
 builtins at runtime

---
 Cython/Compiler/ExprNodes.py | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/Cython/Compiler/ExprNodes.py b/Cython/Compiler/ExprNodes.py
index 496aa461..7fc9f6dd 100755
--- a/Cython/Compiler/ExprNodes.py
+++ b/Cython/Compiler/ExprNodes.py
@@ -7691,11 +7691,18 @@ impl = """
 static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name) {
     PyObject *result;
     result = PyObject_GetAttr(dict, name);
-    if (!result)
-        PyErr_SetObject(PyExc_NameError, name);
+    if (!result) {
+        if (dict != %(BUILTINS)s) {
+            PyErr_Clear();
+            result = PyObject_GetAttr(%(BUILTINS)s, name);
+        }
+        if (!result) {
+            PyErr_SetObject(PyExc_NameError, name);
+        }
+    }
     return result;
 }
-""")
+""" % {'BUILTINS' : Naming.builtins_cname})
 
 #------------------------------------------------------------------------------------
 
-- 
2.26.2