message: Use reference syntax for Tile in MapViewState::placeRobot
diff: @@ -839,8 +839,8 @@ void MapViewState::placeRobot()
  tile->pushMine(nullptr);
  for (std::size_t i = 0; i <= static_cast<std::size_t>(mTileMap->maxDepth()); ++i)
  {
  - Tile* mineShaftTile = mTileMap->getTile(mTileMap->tileMouseHover(), static_cast<int>(i));
  - Utility<StructureManager>::get().removeStructure(mineShaftTile->structure());
  + auto& mineShaftTile = *mTileMap->getTile(mTileMap->tileMouseHover(), static_cast<int>(i));
  + Utility<StructureManager>::get().removeStructure(mineShaftTile.structure());
  }
  }
  else if (tile->thingIsStructure())
  