If a GameCenter opponent quits the match out of turn before the match has ended, the local player might still perform move input. That move is then rejected by GameCenter, so it doesn't modify the match data.
Move input should be disabled if the match outcome indicates that the match is over.
If a GameCenter opponent quits the match out of turn before the match has ended, the local player might still perform move input. That move is then rejected by GameCenter, so it doesn't modify the match data.
Move input should be disabled if the match outcome indicates that the match is over.