From f5badfefd1c12baa9816facff79fff4ced05dee1 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Tue, 30 Jul 2019 19:09:22 +0100
Subject: [PATCH] Check order destination refcount maps in CheckCaches

---
 src/openttd.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/openttd.cpp b/src/openttd.cpp
index 0d8cabc2ca..88a100ae5b 100644
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -1634,6 +1634,12 @@ void CheckCaches(bool force_check, std::function<void(const char *)> log)
 
 	if (!CargoPacket::ValidateDeferredCargoPayments()) CCLOG("Cargo packets deferred payments validation failed");
 
+	if (_order_destination_refcount_map_valid) {
+		btree::btree_map<uint32, uint32> saved_order_destination_refcount_map = std::move(_order_destination_refcount_map);
+		IntialiseOrderDestinationRefcountMap();
+		if (saved_order_destination_refcount_map != _order_destination_refcount_map) CCLOG("Order destination refcount map mismatch");
+	}
+
 #undef CCLOG
 }