diff options
Diffstat (limited to 'kernel/opaqueproof.ml')
| -rw-r--r-- | kernel/opaqueproof.ml | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/opaqueproof.ml b/kernel/opaqueproof.ml index 9f4361f4..badb15b5 100644 --- a/kernel/opaqueproof.ml +++ b/kernel/opaqueproof.ml @@ -43,7 +43,10 @@ let set_indirect_univ_accessor f = (get_univ := f) let create cu = Direct ([],cu) let turn_indirect dp o (prfs,odp) = match o with - | Indirect _ -> Errors.anomaly (Pp.str "Already an indirect opaque") + | Indirect (_,_,i) -> + if not (Int.Map.mem i prfs) + then Errors.anomaly (Pp.str "Indirect in a different table") + else Errors.anomaly (Pp.str "Already an indirect opaque") | Direct (d,cu) -> let cu = Future.chain ~pure:true cu (fun (c, u) -> hcons_constr c, u) in let id = Int.Map.cardinal prfs in |