Don't run through the column unchanged case if the row was unchanged but there were no suitable optimisations, instead make it an else to fall through to absolute addressing.
Don't run through the column unchanged case if the row was unchanged but there
were no suitable optimisations, instead make it an else to fall through to
absolute addressing.

klaxalk/tmux,klaxalk/tmux,klaxalk/tmux,klaxalk/tmux,klaxalk/tmux