Source record

Published by GitHub Changelog (T1 source). The original is at https://github.blog/changelog/2026-09-22-faster-c-code-intelligence-with-whole-codebase-indexing.

Pipeline notes

The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.

GitHub Copilot CLI now supports whole codebase indexing for C++, making code intelligence faster across large, deeply connected C++ repositories containing millions of lines of code.

Official changelog entry for a concrete speed improvement to C++ code intelligence in Copilot CLI. Useful for developers working on large C++ projects who use the CLI tool.

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