89: Implementing the Swift Runtime in Swift, with Jordan Rose

What’s in a Swift runtime?Swift on Mac OS 9Heap ObjectsType LayoutType MetadataUniquing CachesClass MetadataClass Metadata InitializationOther linksLayout guaranteesSteve Troughton-Smith’s BitPaint@ksherlock’s mpwAn explainer on Swift weak referencesAbout JordanTwitter @UINT_MINBelkadanCitizens’ Climate Lobby SponsorsInstabug - Get Application Performance Monitoring built for mobile apps and stay on top of your app quality with Instabug. Check them out and them them know we sent you at https://try.instabug.com/SwiftUnwrapped  AWS Amplify - AWS Amplify is a suite of tools and services for iOS developers to build full stack serverless and cloud-based mobile apps. Check out our getting started Tutorial for iOS! Go to awsamplify.info/IOS Get in Touch If you're enjoying the show and want to say thank you, the best way to do that is by leaving us a review on iTunes! It lets us know what you think of the show and helps us climb the charts so other people can find the show. We've also got a channel set up on Spectrum.chat! If you want to talk about today's episode, ask us a question or just follow the conversation, jump in anytime at spectrum.chat/specfm/swift-unwrapped.