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-rw-r--r--tactics/leminv.ml9
1 files changed, 4 insertions, 5 deletions
diff --git a/tactics/leminv.ml b/tactics/leminv.ml
index a4cdc159..caf4c1ec 100644
--- a/tactics/leminv.ml
+++ b/tactics/leminv.ml
@@ -12,9 +12,9 @@ open Pp
open CErrors
open Util
open Names
-open Term
open Termops
open Environ
+open Constr
open EConstr
open Vars
open Namegen
@@ -232,9 +232,8 @@ let inversion_scheme env sigma t sort dep_option inv_op =
let c = fill_holes pfterm in
(* warning: side-effect on ownSign *)
let invProof = it_mkNamedLambda_or_LetIn c !ownSign in
- let invProof = EConstr.Unsafe.to_constr invProof in
- let p = Evarutil.nf_evars_universes sigma invProof in
- p, sigma
+ let p = EConstr.to_constr sigma invProof in
+ p, sigma
let add_inversion_lemma ~poly name env sigma t sort dep inv_op =
let invProof, sigma = inversion_scheme env sigma t sort dep inv_op in
@@ -252,7 +251,7 @@ let add_inversion_lemma_exn ~poly na com comsort bool tac =
let env = Global.env () in
let sigma = Evd.from_env env in
let sigma, c = Constrintern.interp_type_evars env sigma com in
- let sigma, sort = Evd.fresh_sort_in_family ~rigid:univ_rigid env sigma comsort in
+ let sigma, sort = Evd.fresh_sort_in_family ~rigid:univ_rigid sigma comsort in
try
add_inversion_lemma ~poly na env sigma c sort bool tac
with