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-rw-r--r--backend/CSEdomain.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/backend/CSEdomain.v b/backend/CSEdomain.v
index e96c4cd4..8809094e 100644
--- a/backend/CSEdomain.v
+++ b/backend/CSEdomain.v
@@ -140,7 +140,7 @@ Proof.
- split; simpl; intros.
+ contradiction.
+ rewrite PTree.gempty in H; discriminate.
- + rewrite PMap.gi in H; contradiction.
+ + contradiction.
- contradiction.
- rewrite PTree.gempty in H; discriminate.
Qed.