(* term optimization ********************************************************)
+let critical = ref true
+
type status = {
dummy: unit;
info: string
aux 0 (pred n) (S.lift (-1) t)
| t when n > 0 ->
Printf.eprintf "PO.clear_absts: %u %s\n" n (Pp.ppterm t);
- assert false
- | t -> t
+ assert false
+ | t -> t
in
aux m
in
if es then H.list_fold_right_cps g map vs (st, []) else g (st, vs)
-and opt_mutcase g st es c uri tyno outty arg cases =
+and opt_mutcase_critical g st es c uri tyno outty arg cases =
let eliminator = H.get_default_eliminator c uri tyno outty in
let lpsno, (_, _, _, constructors) = H.get_ind_type uri tyno in
let ps, sort_disp = H.get_ind_parameters c arg in
let x = H.refine c (C.Appl args) in
opt_proof g (info st "Optimizer: remove 3") es c x
+and opt_mutcase_plain g st es c uri tyno outty arg cases =
+ let g st v ts = g st (C.MutCase (uri, tyno, outty, v, ts)) in
+ g st arg cases
+
+and opt_mutcase g =
+ if !critical then opt_mutcase_critical g else opt_mutcase_plain g
+
and opt_cast g st es c t w =
let g st t = g (info st "Optimizer: remove 4") t in
if es then opt_proof g st es c t else g st t