diff -up Python-2.7.2/Lib/test/test_weakref.py.skip-test-within-test_weakref-in-debug-build Python-2.7.2/Lib/test/test_weakref.py

--- Python-2.7.2/Lib/test/test_weakref.py.skip-test-within-test_weakref-in-debug-build	2011-09-08 17:55:09.675392260 -0400

+++ Python-2.7.2/Lib/test/test_weakref.py	2011-09-08 17:59:08.857375903 -0400

@@ -550,6 +550,14 @@ class ReferencesTestCase(TestBase):

         del c1, c2, C, D

         gc.collect()

+    # In a debug build, this fails with:

+    #   AssertionError: Lists differ: [] != ['C went away']

+    #   Second list contains 1 additional elements.

+    #   First extra element 0:

+    #   C went away

+    #   - []

+    #   + ['C went away']

+    @unittest.skipIf(hasattr(sys, 'getobjects'), 'debug build')

     def test_callback_in_cycle_resurrection(self):

         import gc