Merged revisions 84301 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r84301 | daniel.stutzbach | 2010-08-24 15:49:57 -0500 (Tue, 24 Aug 2010) | 1 line

  Issue 8750: Fixed MutableSet's methods to correctly handle reflexive operations, namely x -= x and x ^= x
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diff --git a/Misc/NEWS b/Misc/NEWS
index 1e352bc..70ed097 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -31,6 +31,9 @@
 Library
 -------
 
+- Issue #8750: Fixed MutableSet's methods to correctly handle
+  reflexive operations, namely x -= x and x ^= x.
+
 - Issue #9129: smtpd.py is vulnerable to DoS attacks deriving from missing 
   error handling when accepting a new connection.