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-rw-r--r--kernel/type_errors.ml5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/type_errors.ml b/kernel/type_errors.ml
index f3cb78205a..89174d1bf6 100644
--- a/kernel/type_errors.ml
+++ b/kernel/type_errors.ml
@@ -31,6 +31,11 @@ type type_error =
| CantFindCaseType of constr
| OccurCheck of int * constr
| NotClean of int * constr
+ (* Pattern-matching errors *)
+ | BadConstructor of constructor_path * inductive_path
+ | WrongNumargConstructor of constructor_path * int
+ | WrongPredicateArity of constr * int * int
+ | NeedsInversion of constr * constr
exception TypeError of path_kind * context * type_error