Merged revisions 76330 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r76330 | mark.dickinson | 2009-11-16 17:33:25 +0000 (Mon, 16 Nov 2009) | 1 line

  Silence MSVC warning about unary minus applied to unsigned type.
........

Objects/rangeobject.c

@@ -316,7 +316,7 @@ range_reverse(PyObject *seq)
 	   calculation is also done modulo ULONG_MAX+1.
 	*/
 	it->start = (long)(start + (unsigned long)(len-1) * step);
-	it->step = (long)(-(unsigned long)step);
+	it->step = (long)(0UL-step);
 
 	return (PyObject *)it;
 }