tree c5ef68eff1139103c0d2808928f8ac9a90bd9e6d
parent 2c2e827029b093bbc922b60aa56db1be9f3ac37e
author Guido van Rossum <guido@python.org> 1024021627 +0000
committer Guido van Rossum <guido@python.org> 1024021627 +0000
HG:extra convert_revision:svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/python/branches/legacy-trunk%4027224

Inexplicably, recurse_down_subclasses() was comparing the object
gotten from a weak reference to NULL instead of to None.  This caused
the following assert() to fail (but only in 2.2 in the debug build --
I have to find a better test case).  Will backport.