>Thankfully, these days you can get an awesome off-the-shell optimizing compiler like LLVM that has most of these things already battle tested, ready to go, and

>Thankfully, these days you can get an awesome off-the-shell optimizing compiler like LLVM that has most of these things already battle tested, ready to go, and ready for you to help improve. I wonder if "off-the-shell" is a typo or a pun.