Fix precedence of extension nodes (#6386).

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14709 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Fix precedence of extension nodes (#6386).

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14710 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Fix precedence of extension nodes (#6386).

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14711 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02