Merged revisions 81047 via svnmerge from

Merged revisions 81047 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r81047 | mark.dickinson | 2010-05-10 17:27:45 +0100 (Mon, 10 May 2010) | 10 lines

  Merged revisions 81045 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r81045 | mark.dickinson | 2010-05-10 17:07:42 +0100 (Mon, 10 May 2010) | 3 lines

    Issue #8674: Fix incorrect and UB-inducing overflow checks in audioop
    module.  Thanks Tomas Hoger for the patch.
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