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diff --git a/test-suite/success/attribute-syntax.v b/test-suite/success/attribute-syntax.v
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+From Coq Require Program.
+
+Section Scope.
+
+#[local] Coercion nat_of_bool (b: bool) : nat :=
+  if b then 0 else 1.
+
+Check (refl_equal : true = 0 :> nat).
+
+End Scope.
+
+Fail Check 0 = true :> nat.
+
+#[polymorphic]
+Definition ι T (x: T) := x.
+
+Check ι _ ι.
+
+#[program]
+Fixpoint f (n: nat) {wf lt n} : nat := _.
+
+#[deprecated(since="8.9.0")]
+Ltac foo := foo.