CodeQL can't trace Xcode 27 builds or scan Swift 6.4

GitHub said on October 19, 2026 that CodeQL, its code-scanning engine, cannot trace builds made with Xcode 27 and cannot analyze Swift 6.4 code on any platform. For iOS and Mac teams that run security scans in their build pipeline, moving to Apple's newest tools now means losing part of those scans until GitHub ships support. What GitHub announced... Weiterlesen: CodeQL can't trace Xcode 27 builds or scan Swift 6.4