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Commit 68e17edd authored by Andrei Paskevich's avatar Andrei Paskevich

check for duplicate arguments in function definitions

parent 401c4ce9
......@@ -47,6 +47,9 @@ let check_vl ty v = ty_equal_check ty v.vs_ty
let check_tl ty t = ty_equal_check ty (t_type t)
let make_ls_defn ls vl t =
(* check for duplicate arguments *)
let add_v s v = Svs.add_new v (DuplicateVar v) s in
ignore (List.fold_left add_v Svs.empty vl);
(* build the definition axiom *)
let hd = t_app ls ( t_var vl) t.t_ty in
let bd = TermTF.t_selecti t_equ t_iff hd t in
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