From e217cee5de45da315827580facece75fc149958e Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Tue, 11 Feb 2020 22:08:21 +0000
Subject: [PATCH] Fix incorrect reservation when signal is removed from under
 train

In case where the front is in a signalled tunnel/bridge
---
 src/rail_cmd.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 329018bcb9..817719e19f 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -1979,7 +1979,9 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1
 
 		AddTrackToSignalBuffer(tile, track, GetTileOwner(tile));
 		YapfNotifyTrackLayoutChange(tile, track);
-		if (v != nullptr) TryPathReserve(v, false);
+		if (v != nullptr && !(v->track & TRACK_BIT_WORMHOLE && IsTunnelBridgeWithSignalSimulation(v->tile))) {
+			TryPathReserve(v, false);
+		}
 
 		MarkTileDirtyByTile(tile, ZOOM_LVL_DRAW_MAP);
 	}