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Diffstat (limited to 'src/tunnelbridge_cmd.cpp')
-rw-r--r-- | src/tunnelbridge_cmd.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp index 7d33f62f7..27667219f 100644 --- a/src/tunnelbridge_cmd.cpp +++ b/src/tunnelbridge_cmd.cpp @@ -527,6 +527,7 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32 for (;;) { end_tile += delta; + if (!IsValidTile(end_tile)) return_cmd_error(STR_TUNNEL_THROUGH_MAP_BORDER); end_tileh = GetTileSlope(end_tile, &end_z); if (start_z == end_z) break; |