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-rw-r--r--tactics/rewrite.ml49
1 files changed, 6 insertions, 3 deletions
diff --git a/tactics/rewrite.ml4 b/tactics/rewrite.ml4
index a3006e99cc..ad8517c32a 100644
--- a/tactics/rewrite.ml4
+++ b/tactics/rewrite.ml4
@@ -142,11 +142,14 @@ let build_signature evars env m (cstrs : (types * types option) option list)
new_cstr_evar evars env
(* ~src:(Loc.ghost, ImplicitArg (ConstRef (Lazy.force respectful), (n, Some na))) *) t
in
- let mk_relty evars env ty obj =
+ let mk_relty evars newenv ty obj =
match obj with
| None | Some (_, None) ->
let relty = mk_relation ty in
- new_evar evars env relty
+ if closed0 ty then
+ let env' = Environ.reset_with_named_context (Environ.named_context_val env) env in
+ new_evar evars env' relty
+ else new_evar evars newenv relty
| Some (x, Some rel) -> evars, rel
in
let rec aux env evars ty l =
@@ -484,7 +487,7 @@ let rec apply_pointwise rel = function
| [] -> rel
let pointwise_or_dep_relation n t car rel =
- if noccurn 1 car then
+ if noccurn 1 car && noccurn 1 rel then
mkApp (Lazy.force pointwise_relation, [| t; lift (-1) car; lift (-1) rel |])
else
mkApp (Lazy.force forall_relation,