From e0b33324a5f3b36ba2e21f81e94f0740b191576e Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Sat, 21 Sep 2019 11:39:06 +0100
Subject: [PATCH] Fix 4bd33c6bd0: Assertion failure on non-road tiles

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

diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp
index c5e054912b..c22a4ba10b 100644
--- a/src/road_cmd.cpp
+++ b/src/road_cmd.cpp
@@ -2610,7 +2610,7 @@ CommandCost CmdConvertRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
 			}
 
 			uint num_pieces;
-			if (GetRoadTileType(tile) == ROAD_TILE_DEPOT) {
+			if (IsRoadDepotTile(tile)) {
 				num_pieces = HasTileRoadType(tile, rtt) ? 2 : 0;
 			} else {
 				num_pieces = CountBits(GetAnyRoadBits(tile, rtt));