Blocked revisions 70491 via svnmerge

................
  r70491 | mark.dickinson | 2009-03-20 23:23:15 +0000 (Fri, 20 Mar 2009) | 10 lines

  Merged revisions 70489 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r70489 | mark.dickinson | 2009-03-20 23:16:14 +0000 (Fri, 20 Mar 2009) | 4 lines

    Rewrite Py_ARITHMETIC_RIGHT_SHIFT so that it's valid for all signed
    integer types T, not just those for which "unsigned T" is legal.
  ........
................