Fix PR#6056

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@13845 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
test results

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@13846 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02