- | NCic.Appl (NCic.Meta (i,l)::args), _ when
- not (NCicMetaSubst.flexible subst args) ->
- (* we verify that none of the args is a Meta,
- since beta expanding w.r.t a metavariable makes no sense *)
- let metasenv, lambda_Mj =
- lambda_intros metasenv subst context t1 args
- in
- let metasenv, subst =
- unify hdb test_eq_only metasenv subst context
- (C.Meta (i,l)) lambda_Mj
- in
- let metasenv, subst =
- unify hdb test_eq_only metasenv subst context t1 t2
- in
- (try
- let name, ctx, term, ty = NCicUtils.lookup_subst i subst in
- let term = eta_reduce subst term in
- let subst = List.filter (fun (j,_) -> j <> i) subst in
- metasenv, ((i, (name, ctx, term, ty)) :: subst)
- with Not_found -> assert false)
+ | NCic.Appl (NCic.Meta (i,l)::args), _ ->
+ let metasenv, subst, lambda_Mj =
+ lambda_intros rdb metasenv subst context t1 args
+ in
+ let metasenv, subst =
+ unify rdb test_eq_only metasenv subst context
+ (C.Meta (i,l)) lambda_Mj
+ in
+ let metasenv, subst =
+ unify rdb test_eq_only metasenv subst context t1 t2
+ in
+ (try
+ let name, ctx, term, ty = NCicUtils.lookup_subst i subst in
+ let term = eta_reduce subst term in
+ let subst = List.filter (fun (j,_) -> j <> i) subst in
+ metasenv, ((i, (name, ctx, term, ty)) :: subst)
+ with Not_found -> assert false)