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-rw-r--r--cfrontend/Clight.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/cfrontend/Clight.v b/cfrontend/Clight.v
index 8ab29fe9..239ca370 100644
--- a/cfrontend/Clight.v
+++ b/cfrontend/Clight.v
@@ -739,7 +739,7 @@ Proof.
exploit external_call_receptive; eauto. intros [vres2 [m2 EC2]].
exists (Returnstate vres2 k m2). econstructor; eauto.
(* trace length *)
- red; simpl; intros. inv H; simpl; try omega.
+ red; simpl; intros. inv H; simpl; try lia.
eapply external_call_trace_length; eauto.
eapply external_call_trace_length; eauto.
Qed.