File: bug_13307.v

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Module numbers.
  From Coq Require Export EqdepFacts PArith NArith ZArith NPeano.
End numbers.

Import numbers.
Open Scope Z_scope.
(* Make sure Z_scope is open. *)
Local Lemma Z_scope_test : (0%Z) + (0%Z) = 0%Z.
Proof. reflexivity. Qed.

Import numbers.

(* Make sure Z_scope is still open. *)
Local Lemma Z_scope_test2 : (0%Z) + (0%Z) = 0%Z.
Proof. reflexivity. Qed.