Much to Love and Ask about the Dragoon (for Viladin to answer, and all to see)

[Dhoulmaug]

Pathfinder RAW, you pick how far you want to jump and that's your target point even if you go over; and if you fail by 4 or less you get a DC 20 Ref save to grab a ledge or something if terrain allows it, fail by 5 or more and you fall in whatever square would be equal to your roll.