3 files changed, 13 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/5526.v b/test-suite/bugs/closed/5526.v
new file mode 100644
index 000000000..88f219be3
--- /dev/null
+++ b/test-suite/bugs/closed/5526.v
@@ -0,0 +1,3 @@
+Fail Notation "x === x" := (eq_refl x) (at level 10).
+Reserved Notation "x === x" (only printing, at level 10).
+Notation "x === x" := (eq_refl x) (only printing).
diff --git a/test-suite/output/Notations3.out b/test-suite/output/Notations3.out
index 360f37967..0cb870c57 100644
--- a/test-suite/output/Notations3.out
+++ b/test-suite/output/Notations3.out
@@ -98,3 +98,7 @@ fun n : nat => foo4 n (fun _ y : nat => ETA z : nat, (fun _ : nat => y = 0))
      : nat -> Prop
 tele (t : Type) '(y, z) (x : t0) := tt
      : forall t : Type, nat * nat -> t -> fpack
+fun x : ?A => x === x
+     : forall x : ?A, x = x
+where
+?A : [x : ?A |- Type] (x cannot be used)
diff --git a/test-suite/output/Notations3.v b/test-suite/output/Notations3.v
index 4b8bfe312..5676fe8c7 100644
--- a/test-suite/output/Notations3.v
+++ b/test-suite/output/Notations3.v
@@ -139,3 +139,9 @@ Notation "'tele' x .. z := b" :=
   (at level 85, x binder, z binder).
 
 Check tele (t:Type) '((y,z):nat*nat) (x:t) := tt.
+
+(**********************************************************************)
+(* Test printing of #5526                                             *)
+
+Notation "x === x" := (eq_refl x) (only printing, at level 10).
+Check (fun x => eq_refl x).