ocaml 3.09 transition

[helm.git] / helm / ocaml / cic_unification / cicMkImplicit.ml

diff --git a/helm/ocaml/cic_unification/cicMkImplicit.ml b/helm/ocaml/cic_unification/cicMkImplicit.ml
index b6aa1df419b5c60a9d5ace639bf865eea6ed35ab..bc60a188d201ce11c13f6957d0e4c9ab882f9481 100644 (file)
--- a/helm/ocaml/cic_unification/cicMkImplicit.ml
+++ b/helm/ocaml/cic_unification/cicMkImplicit.ml
@@ -118,162 +118,3 @@ let fresh_subst metasenv subst context uris =
           (uri,Cic.Meta(newmeta+2,irl))::l in
     aux newmeta uris
 
-let expand_implicits metasenv subst context term =
-  let rec aux metasenv context = function
-    | (Cic.Rel _) as t -> metasenv, t
-    | (Cic.Sort _) as t -> metasenv, t
-    | Cic.Const (uri, subst) ->
-        let metasenv', subst' = do_subst metasenv context subst in
-        metasenv', Cic.Const (uri, subst')
-    | Cic.Var (uri, subst) ->
-        let metasenv', subst' = do_subst metasenv context subst in
-        metasenv', Cic.Var (uri, subst')
-    | Cic.MutInd (uri, i, subst) ->
-        let metasenv', subst' = do_subst metasenv context subst in
-        metasenv', Cic.MutInd (uri, i, subst')
-    | Cic.MutConstruct (uri, i, j, subst) ->
-        let metasenv', subst' = do_subst metasenv context subst in
-        metasenv', Cic.MutConstruct (uri, i, j, subst')
-    | Cic.Meta (n,l) -> 
-        let metasenv', l' = do_local_context metasenv context l in
-        metasenv', Cic.Meta (n, l')
-    | Cic.Implicit (Some `Type) ->
-        let (metasenv', idx) = mk_implicit_type metasenv subst context in
-        let irl = identity_relocation_list_for_metavariable context in
-        metasenv', Cic.Meta (idx, irl)
-    | Cic.Implicit (Some `Closed) ->
-        let (metasenv', idx) = mk_implicit metasenv subst [] in
-        metasenv', Cic.Meta (idx, [])
-    | Cic.Implicit None ->
-        let (metasenv', idx) = mk_implicit metasenv subst context in
-        let irl = identity_relocation_list_for_metavariable context in
-        metasenv', Cic.Meta (idx, irl)
-    | Cic.Cast (te, ty) ->
-        let metasenv', ty' = aux metasenv context ty in
-        let metasenv'', te' = aux metasenv' context te in
-        metasenv'', Cic.Cast (te', ty')
-    | Cic.Prod (name, s, t) ->
-        let metasenv', s' = aux metasenv context s in
-        let metasenv'', t' =
-          aux metasenv' (Some (name, Cic.Decl s') :: context) t
-        in
-        metasenv'', Cic.Prod (name, s', t')
-    | Cic.Lambda (name, s, t) ->
-        let metasenv', s' = aux metasenv context s in
-        let metasenv'', t' =
-          aux metasenv' (Some (name, Cic.Decl s') :: context) t
-        in
-        metasenv'', Cic.Lambda (name, s', t')
-    | Cic.LetIn (name, s, t) ->
-        let metasenv', s' = aux metasenv context s in
-        let metasenv'', t' =
-          aux metasenv' (Some (name, Cic.Def (s', None)) :: context) t
-        in
-        metasenv'', Cic.LetIn (name, s', t')
-    | Cic.Appl l when List.length l > 1 ->
-        let metasenv', l' =
-          List.fold_right
-            (fun term (metasenv, terms) ->
-              let new_metasenv, term = aux metasenv context term in
-              new_metasenv, term :: terms)
-            l (metasenv, [])
-        in
-        metasenv', Cic.Appl l'
-    | Cic.Appl _ -> assert false
-    | Cic.MutCase (uri, i, outtype, term, patterns) ->
-        let metasenv', l' =
-          List.fold_right
-            (fun term (metasenv, terms) ->
-              let new_metasenv, term = aux metasenv context term in
-              new_metasenv, term :: terms)
-            (outtype :: term :: patterns) (metasenv, [])
-        in
-        let outtype', term', patterns' =
-          match l' with
-          | outtype' :: term' :: patterns' -> outtype', term', patterns'
-          | _ -> assert false
-        in
-        metasenv', Cic.MutCase (uri, i, outtype', term', patterns')
-    | Cic.Fix (i, funs) ->
-        let metasenv', types =
-          List.fold_right
-            (fun (name, _, typ, _) (metasenv, types) ->
-              let new_metasenv, new_type = aux metasenv context typ in
-              (new_metasenv, (name, new_type) :: types))
-            funs (metasenv, [])
-        in
-        let context' =
-          (List.rev_map
-            (fun (name, t) -> Some (Cic.Name name, Cic.Decl t))
-            types)
-          @ context
-        in
-        let metasenv'', bodies =
-          List.fold_right
-            (fun (_, _, _, body) (metasenv, bodies) ->
-              let new_metasenv, new_body = aux metasenv context' body in
-              (new_metasenv, new_body :: bodies))
-            funs (metasenv', [])
-        in
-        let rec combine = function
-          | ((name, index, _, _) :: funs_tl),
-            ((_, typ) :: typ_tl),
-            (body :: body_tl) ->
-              (name, index, typ, body) :: combine (funs_tl, typ_tl, body_tl)
-          | [], [], [] -> []
-          | _ -> assert false
-        in
-        let funs' = combine (funs, types, bodies) in
-        metasenv'', Cic.Fix (i, funs')
-    | Cic.CoFix (i, funs) ->
-        let metasenv', types =
-          List.fold_right
-            (fun (name, typ, _) (metasenv, types) ->
-              let new_metasenv, new_type = aux metasenv context typ in
-              (new_metasenv, (name, new_type) :: types))
-            funs (metasenv, [])
-        in
-        let context' =
-          (List.rev_map
-            (fun (name, t) -> Some (Cic.Name name, Cic.Decl t))
-            types)
-          @ context
-        in
-        let metasenv'', bodies =
-          List.fold_right
-            (fun (_, _, body) (metasenv, bodies) ->
-              let new_metasenv, new_body = aux metasenv context' body in
-              (new_metasenv, new_body :: bodies))
-            funs (metasenv', [])
-        in
-        let rec combine = function
-          | ((name, _, _) :: funs_tl),
-            ((_, typ) :: typ_tl),
-            (body :: body_tl) ->
-              (name, typ, body) :: combine (funs_tl, typ_tl, body_tl)
-          | [], [], [] -> []
-          | _ -> assert false
-        in
-        let funs' = combine (funs, types, bodies) in
-        metasenv'', Cic.CoFix (i, funs')
-  and do_subst metasenv context subst =
-    List.fold_right
-      (fun (uri, term) (metasenv, substs) ->
-        let metasenv', term' = aux metasenv context term in
-        (metasenv', (uri, term') :: substs))
-      subst (metasenv, [])
-  and do_local_context metasenv context local_context =
-    List.fold_right
-      (fun term (metasenv, local_context) ->
-        let metasenv', term' =
-          match term with
-          | None -> metasenv, None
-          | Some term ->
-              let metasenv', term' = aux metasenv context term in
-              metasenv', Some term'
-        in
-        metasenv', term' :: local_context)
-      local_context (metasenv, [])
-  in
-  aux metasenv context term
-