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-rw-r--r--pretyping/cases.ml1
-rw-r--r--pretyping/evarsolve.ml2
-rw-r--r--pretyping/glob_ops.ml8
-rw-r--r--pretyping/typing.ml7
4 files changed, 12 insertions, 6 deletions
diff --git a/pretyping/cases.ml b/pretyping/cases.ml
index aa1c23f52..0dd3c5944 100644
--- a/pretyping/cases.ml
+++ b/pretyping/cases.ml
@@ -1427,6 +1427,7 @@ and match_current pb (initial,tomatch) =
let case =
make_case_or_project pb.env !(pb.evdref) indf ci pred current brvals
in
+ let _ = Evarutil.evd_comb1 (Typing.type_of pb.env) pb.evdref pred in
Typing.check_allowed_sort pb.env !(pb.evdref) mind current pred;
{ uj_val = applist (case, inst);
uj_type = prod_applist !(pb.evdref) typ inst }
diff --git a/pretyping/evarsolve.ml b/pretyping/evarsolve.ml
index aefae1ecc..8afb9b942 100644
--- a/pretyping/evarsolve.ml
+++ b/pretyping/evarsolve.ml
@@ -929,7 +929,7 @@ let invert_arg_from_subst evd aliases k0 subst_in_env_extended_with_k_binders c_
with Not_found ->
match expand_alias_once evd aliases t with
| None -> raise Not_found
- | Some c -> aux k c in
+ | Some c -> aux k (lift k c) in
try
let c = aux 0 c_in_env_extended_with_k_binders in
Invertible (UniqueProjection (c,!effects))
diff --git a/pretyping/glob_ops.ml b/pretyping/glob_ops.ml
index 71a457280..8ecec30cf 100644
--- a/pretyping/glob_ops.ml
+++ b/pretyping/glob_ops.ml
@@ -269,8 +269,9 @@ let fold_glob_constr_with_binders g f v acc = DAst.(with_val (function
| GCases (_,rtntypopt,tml,pl) ->
let fold_pattern acc {v=(idl,p,c)} = f (List.fold_right g idl v) acc c in
let fold_tomatch (v',acc) (tm,(na,onal)) =
- (Option.fold_left (fun v'' {v=(_,nal)} -> List.fold_right (Name.fold_right g) nal v'')
- (Name.fold_right g na v') onal,
+ ((if rtntypopt = None then v' else
+ Option.fold_left (fun v'' {v=(_,nal)} -> List.fold_right (Name.fold_right g) nal v'')
+ (Name.fold_right g na v') onal),
f v acc tm) in
let (v',acc) = List.fold_left fold_tomatch (v,acc) tml in
let acc = Option.fold_left (f v') acc rtntypopt in
@@ -281,6 +282,7 @@ let fold_glob_constr_with_binders g f v acc = DAst.(with_val (function
| GIf (c,rtntyp,b1,b2) ->
f v (f v (f v (fold_return_type_with_binders f g v acc rtntyp) c) b1) b2
| GRec (_,idl,bll,tyl,bv) ->
+ let v' = Array.fold_right g idl v in
let f' i acc fid =
let v,acc =
List.fold_left
@@ -288,7 +290,7 @@ let fold_glob_constr_with_binders g f v acc = DAst.(with_val (function
(Name.fold_right g na v, f v (Option.fold_left (f v) acc bbd) bty))
(v,acc)
bll.(i) in
- f (Array.fold_right g idl v) (f v acc tyl.(i)) (bv.(i)) in
+ f v' (f v acc tyl.(i)) (bv.(i)) in
Array.fold_left_i f' acc idl
| GCast (c,k) ->
let acc = match k with
diff --git a/pretyping/typing.ml b/pretyping/typing.ml
index bffe36eea..cf34ac016 100644
--- a/pretyping/typing.ml
+++ b/pretyping/typing.ml
@@ -197,10 +197,13 @@ let check_type_fixpoint ?loc env sigma lna lar vdefj =
(* FIXME: might depend on the level of actual parameters!*)
let check_allowed_sort env sigma ind c p =
- let pj = Retyping.get_judgment_of env sigma p in
- let ksort = Sorts.family (ESorts.kind sigma (sort_of_arity env sigma pj.uj_type)) in
let specif = Global.lookup_inductive (fst ind) in
let sorts = elim_sorts specif in
+ let pj = Retyping.get_judgment_of env sigma p in
+ let _, s = splay_prod env sigma pj.uj_type in
+ let ksort = match EConstr.kind sigma s with
+ | Sort s -> Sorts.family (ESorts.kind sigma s)
+ | _ -> error_elim_arity env sigma ind sorts c pj None in
if not (List.exists ((==) ksort) sorts) then
let s = inductive_sort_family (snd specif) in
error_elim_arity env sigma ind sorts c pj