diff options
Diffstat (limited to 'proofs/logic.ml')
| -rw-r--r-- | proofs/logic.ml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/proofs/logic.ml b/proofs/logic.ml index 218b2671e..95c30d815 100644 --- a/proofs/logic.ml +++ b/proofs/logic.ml @@ -309,9 +309,10 @@ let check_meta_variables env sigma c = let check_conv_leq_goal env sigma arg ty conclty = if !check then - let evm, b = Reductionops.infer_conv env sigma (EConstr.of_constr ty) (EConstr.of_constr conclty) in - if b then evm - else raise (RefinerError (env, sigma, BadType (arg,ty,conclty))) + let ans = Reductionops.infer_conv env sigma (EConstr.of_constr ty) (EConstr.of_constr conclty) in + match ans with + | Some evm -> evm + | None -> raise (RefinerError (env, sigma, BadType (arg,ty,conclty))) else sigma exception Stop of EConstr.t list |