From 971f5d2ddff84a479022bb38af799f7e4166dea3 Mon Sep 17 00:00:00 2001 From: Pierre-Marie Pédrot Date: Fri, 7 Feb 2014 16:46:26 +0100 Subject: Made Pre_env.lazy_val opaque. --- kernel/csymtable.ml | 24 +++++++++--------------- 1 file changed, 9 insertions(+), 15 deletions(-) (limited to 'kernel/csymtable.ml') diff --git a/kernel/csymtable.ml b/kernel/csymtable.ml index 93473d704..c431d1075 100644 --- a/kernel/csymtable.ml +++ b/kernel/csymtable.ml @@ -117,32 +117,26 @@ and slot_for_fv env fv = | Some c -> val_of_constr (env_of_id id env) c, Environ.global_vars_set (Environ.env_of_pre_env env) c in - cache := VKvalue (Ephemeron.create (v,d)); v in + build_lazy_val cache (v, d); v in let val_of_rel i = val_of_rel (nb_rel env - i) in let idfun _ x = x in match fv with | FVnamed id -> let nv = Pre_env.lookup_named_val id env in - begin match !nv with - | VKnone -> + begin match force_lazy_val nv with + | None -> let _, b, _ = Context.lookup_named id env.env_named_context in fill_fv_cache nv id val_of_named idfun b - | VKvalue key -> - try fst (Ephemeron.get key) - with Ephemeron.InvalidKey -> - let _, b, _ = Context.lookup_named id env.env_named_context in - fill_fv_cache nv id val_of_named idfun b end + | Some (v, _) -> v + end | FVrel i -> let rv = Pre_env.lookup_rel_val i env in - begin match !rv with - | VKnone -> + begin match force_lazy_val rv with + | None -> let _, b, _ = lookup_rel i env.env_rel_context in fill_fv_cache rv i val_of_rel env_of_rel b - | VKvalue key -> - try fst (Ephemeron.get key) - with Ephemeron.InvalidKey -> - let _, b, _ = lookup_rel i env.env_rel_context in - fill_fv_cache rv i val_of_rel env_of_rel b end + | Some (v, _) -> v + end and eval_to_patch env (buff,pl,fv) = (* copy code *before* patching because of nested evaluations: -- cgit v1.2.3