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+(* Check enough reduction happens in the conclusion of an induction scheme *)
+
+Lemma foo :
+  forall (P : nat -> Prop),
+    (forall n, P (S n)) ->
+    forall n,
+      (fun e =>
+         IsSucc e ->
+         P e) n.
+Proof.
+Admitted.
+
+Theorem bar : forall n,
+    IsSucc n ->
+    True.
+Proof.
+  intros.
+  Fail induction n using foo. (* was an anomaly *)
+Admitted.