As a followup, if anyone wants to take this a little "moonlighting" project Discourse will pay $300 dollars (to your paypal of choice) if you send through the PR.
If you are going to pick this up please reply here.
(note, if your reply goes in the "pending" queue, be sure to tweet at me, me twitter is @samsaffron)
To clarify, the PR simply makes this thing compile on ios. So after said PR is applied, the following works:
For bonus points, if you are feeling brave rendering also gets fixed so this stops happening: