diff -r f6c4c178da56 Lib/test/test_re.py
--- a/Lib/test/test_re.py	Sun Nov 11 14:01:23 2012 +0100
+++ b/Lib/test/test_re.py	Sun Nov 11 21:05:02 2012 +0200
@@ -425,6 +425,12 @@
         self.assertEqual(re.match(u"([\u2222\u2223])",
                                   u"\u2222", re.UNICODE).group(1), u"\u2222")
 
+    def test_big_codesize(self):
+        # Issue #1160
+        r = re.compile('|'.join(('%d'%x for x in range(10000))))
+        self.assertIsNotNone(r.match('1000'))
+        self.assertIsNotNone(r.match('9999'))
+
     def test_anyall(self):
         self.assertEqual(re.match("a.b", "a\nb", re.DOTALL).group(0),
                          "a\nb")