For those interested in how the native backend for Gambit is progressing, here are some links to the paper that was presented yesterday at the Scheme workshop, and the slides of the talk. Laurent Huberdeau did a great job!
http://www.iro.umontreal.ca/~gambit/SW2018-talk.pdf
https://www.brinckerhoff.org/scheme2018/papers/Huberdeau_Feeley.pdf
Marc