diff options
| -rw-r--r-- | src/town_cmd.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp index c7cd3a662..1011af7c7 100644 --- a/src/town_cmd.cpp +++ b/src/town_cmd.cpp @@ -668,6 +668,8 @@ static bool NeighborIsRoadTile(TileIndex tile, int dir, RoadBlockTitleDistance d static bool IsRoadAllowedHere(TileIndex tile, int dir) { + if (TileX(tile) < 1 || TileY(tile) < 1 || MapMaxX() >= TileX(tile) || MapMaxY() >= TileY(tile)) return false; + Slope k; Slope slope; |