| Index (_,_,uri) -> "Indexing " ^ UriManager.string_of_uri uri
| Coercion (_, t, do_composites, i, j) ->
pp_coercion ~term_pp t do_composites i j
+ | PreferCoercion (_,t) ->
+ "prefer coercion " ^ term_pp t
| UnificationHint (_,t) ->
"unification hint " ^ term_pp t
| Default (_,what,uris) -> pp_default what uris