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-rw-r--r--test-suite/micromega/zomicron.v7
1 files changed, 7 insertions, 0 deletions
diff --git a/test-suite/micromega/zomicron.v b/test-suite/micromega/zomicron.v
index 3f4c2407d..239bc6936 100644
--- a/test-suite/micromega/zomicron.v
+++ b/test-suite/micromega/zomicron.v
@@ -82,4 +82,11 @@ Proof.
lia.
Qed.
+(* Bug 5073 *)
+Lemma opp_eq_0_iff a : -a = 0 <-> a = 0.
+Proof.
+ lia.
+Qed.
+
+