From 649118c9285b4820da5344808b590c0d365eb64a Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Tue, 31 Jul 2018 19:10:05 +0100
Subject: [PATCH] Fix assertion failure when deleting train from signalled
 tunnel/bridge

---
 src/train_cmd.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index f1b18b1c0f..67a43da5d4 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -5063,7 +5063,7 @@ void DeleteVisibleTrain(Train *v)
 			/* Vehicle is inside a wormhole, u->track contains no useful value then. */
 			if (IsTunnelBridgeWithSignalSimulation(tile)) {
 				TileIndex end = GetOtherTunnelBridgeEnd(tile);
-				UpdateSignalsOnSegment(end, INVALID_DIAGDIR, GetTileOwner(tile));
+				AddSideToSignalBuffer(end, INVALID_DIAGDIR, GetTileOwner(tile));
 				SetSignalledBridgeTunnelGreenIfClear(tile, end);
 			}
 		} else {