X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fgrafite%2FgrafiteAst.ml;h=4742944959cada0c3437005ccb9b676e2d293bdb;hb=5f7dd050c5797ef12608feb26259d2dd9ef4bb38;hp=c861a1a45657f937f1d158a50f2a0f19c1ec8e18;hpb=54e3c9f41b51d6e2a395252b45875532c40a0595;p=helm.git

diff --git a/helm/software/components/grafite/grafiteAst.ml b/helm/software/components/grafite/grafiteAst.ml
index c861a1a45..474294495 100644
--- a/helm/software/components/grafite/grafiteAst.ml
+++ b/helm/software/components/grafite/grafiteAst.ml
@@ -150,13 +150,14 @@ type ('term,'lazy_term) macro =
 
 (** To be increased each time the command type below changes, used for "safe"
  * marshalling *)
-let magic = 14
+let magic = 15
 
 type ('term,'obj) command =
   | Index of loc * 'term option (* key *) * UriManager.uri (* value *)
   | Coercion of loc * 'term * bool (* add_obj *) *
      int (* arity *) * int (* saturations *)
-  | UnificationHint of (loc * 'term)
+  | PreferCoercion of loc * 'term
+  | UnificationHint of loc * 'term
   | Default of loc * string * UriManager.uri list
   | Drop of loc
   | Include of loc * string