From 93862f2ab93ec3fab3549c868706bc247422674b Mon Sep 17 00:00:00 2001
From: Pierre-Marie Pédrot
Date: Sat, 14 Feb 2015 16:09:16 +0100
Subject: Test for bug #4016.

---
 test-suite/bugs/closed/4016.v | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 test-suite/bugs/closed/4016.v

diff --git a/test-suite/bugs/closed/4016.v b/test-suite/bugs/closed/4016.v
new file mode 100644
index 0000000000..41cb1a8884
--- /dev/null
+++ b/test-suite/bugs/closed/4016.v
@@ -0,0 +1,12 @@
+Require Import Setoid.
+
+Parameter eq : relation nat.
+Declare Instance Equivalence_eq : Equivalence eq.
+
+Lemma foo : forall z, eq z 0 -> forall x, eq x 0 -> eq z x.
+Proof.
+intros z Hz x Hx.
+rewrite <- Hx in Hz.
+destruct z.
+Abort.
+
-- 
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