Mark Villacampa

This Swift crasher is still present in Xcode 16 beta 2 and I'm starting to worry 馃槄 any Swift folks still around this part of the internet able to take a look?

FB13828346

https://github.com/swiftlang/swift/issues/74333

Runtime crash when compiling with Swift 6 and running on Swift 5.X runtime 路 Issue #74333 路 swiftlang/swift

Description Using the version of Swift 6 bundled with Xcode 16 beta 1, the following two snippets of code compile and run fine in iOS 18 (sim/device) and macOS 15, but crash when run in iOS 17 (sim...

GitHub
Jun 26, 2024 at 1:55pmWeb
Show threadMark VillacampaJun 27, 2024

This seems to be fixed now in Swift main, it just didn't make it in time for Xcode 16 beta 2.

I've just tried with the latest Swift daily snapshot build and it doesn't crash anymore :)

Thanks @jckarter !!

https://github.com/swiftlang/swift/pull/74604

IRGen: Don't encode conditional requirements to Copyable as normal conformance requirements. by jckarter 路 Pull Request #74604 路 swiftlang/swift

For new runtimes, this is redundant with the invertible requirement encoding, and for old runtimes, this breaks dynamic conformance checking because Copyable and Escapable aren't real protocols on ...

GitHub