From 2e03a2ce59ca49de9fd51be7fa7deae50eeb9b8b Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Mon, 1 Jul 2019 19:15:22 +0200
Subject: Sync lapse_prev[01] after writing them.

Prevents writing garbage sync zones to the output, which would break when
recovering a checkpointed multi-component run into one with different
decomposition.
---
 schedule.ccl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/schedule.ccl b/schedule.ccl
index 08327e9..b4a1509 100644
--- a/schedule.ccl
+++ b/schedule.ccl
@@ -26,6 +26,8 @@ if (CCTK_Equals(lapse_evolution_method, "maximal_axi_mg")) {
     SCHEDULE msa_mg_solve IN CCTK_POSTSTEP {
         SYNC: ML_lapse
         SYNC: lapse_mg
+        SYNC: lapse_prev0
+        SYNC: lapse_prev1
         LANG: C
     } ""
 
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