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(svn r9991) -Fix: one could build road when trams were driving on the tile and vice versa.
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@ -361,6 +361,8 @@ int32 CmdBuildRoad(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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switch (GetRoadTileType(tile)) {
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case ROAD_TILE_NORMAL:
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if (HasRoadWorks(tile)) return_cmd_error(STR_ROAD_WORKS_IN_PROGRESS);
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if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR;
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all_bits = GetAllRoadBits(tile);
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if (!HASBIT(GetRoadTypes(tile), rt)) break;
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@ -368,7 +370,6 @@ int32 CmdBuildRoad(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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if ((existing & pieces) == pieces) {
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return_cmd_error(STR_1007_ALREADY_BUILT);
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}
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if (!EnsureNoVehicleOnGround(tile)) return CMD_ERROR;
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break;
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case ROAD_TILE_CROSSING:
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