(** Used to trigger an anomaly with VM compilation *) Set Universe Polymorphism. Inductive t A : nat -> Type := | nil : t A 0 | cons : forall (h : A) (n : nat), t A n -> t A (S n). Definition case0 {A} (P : t A 0 -> Type) (H : P (nil A)) v : P v := match v with | nil _ => H | _ => fun devil => False_ind (@IDProp) devil end.