Urgent.News

What's breaking now, across thousands of outlets.

More in Tech

Swift 6 turned working code into a compile error and iOS devs are furious

Everything was working perfectly fine in your application for multiple years. Then one day a simple configuration change of a flag resulted in over 20,000 warnings for you to handle.

  • Swift 6 introduced strict concurrency checking as default in 2025 and 2026
  • Migration caused 20,000+ warnings and extensive verification for iOS devs
  • iOS developer reported 41% crash rate decrease after Swift 6 adoption

More from Monday 24 August →