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-rw-r--r--plugins/funind/functional_principles_proofs.ml11
1 files changed, 6 insertions, 5 deletions
diff --git a/plugins/funind/functional_principles_proofs.ml b/plugins/funind/functional_principles_proofs.ml
index 0bbe4bb4cb..85084badd5 100644
--- a/plugins/funind/functional_principles_proofs.ml
+++ b/plugins/funind/functional_principles_proofs.ml
@@ -1388,8 +1388,8 @@ let prove_princ_for_struct (evd:Evd.evar_map ref) interactive_proof fun_num fnam
let prove_with_tcc tcc_lemma_constr eqs : tactic =
match !tcc_lemma_constr with
- | None -> anomaly (Pp.str "No tcc proof !!")
- | Some lemma ->
+ | Undefined -> anomaly (Pp.str "No tcc proof !!")
+ | Value lemma ->
fun gls ->
(* let hid = next_ident_away_in_goal h_id (pf_ids_of_hyps gls) in *)
(* let ids = hid::pf_ids_of_hyps gls in *)
@@ -1407,7 +1407,7 @@ let prove_with_tcc tcc_lemma_constr eqs : tactic =
Proofview.V82.of_tactic (Eauto.gen_eauto (false,5) [] (Some []))
]
gls
-
+ | Not_needed -> tclIDTAC
let backtrack_eqs_until_hrec hrec eqs : tactic =
fun gls ->
@@ -1586,8 +1586,9 @@ let prove_principle_for_gen
let args_ids = List.map (fun decl -> Nameops.out_name (get_name decl)) princ_info.args in
let lemma =
match !tcc_lemma_ref with
- | None -> error "No tcc proof !!"
- | Some lemma -> lemma
+ | Undefined -> error "No tcc proof !!"
+ | Value lemma -> lemma
+ | Not_needed -> Coqlib.build_coq_True ()
in
(* let rec list_diff del_list check_list = *)
(* match del_list with *)