Index: Lib/test/test_threading.py
===================================================================
--- Lib/test/test_threading.py	(revision 70895)
+++ Lib/test/test_threading.py	(working copy)
@@ -444,11 +444,15 @@
         thread.start()
         self.assertRaises(RuntimeError, setattr, thread, "daemon", True)
 
+class ThreadingBugs(unittest.TestCase):
+    def test_issue5632(self):
+        self.assertNotEqual(threading._MainThread().ident, None)
 
 def test_main():
     test.test_support.run_unittest(ThreadTests,
                                    ThreadJoinOnShutdown,
                                    ThreadingExceptionTests,
+                                   ThreadingBugs,
                                    )
 
 if __name__ == "__main__":