Faster C++ code intelligence with whole codebase indexing

UpdateSep 22, 2026UnverifiedAdded Sep 23, 2026

C++ code intelligence in GitHub Copilot CLI is now faster with support for whole codebase indexing. C++ repositories can contain millions of lines of code across deeply connected source files and headers.

Observability Developer tools Coding agents Performance

Read GitHub's release notes

https://github.blog/changelog/2026-09-22-faster-c-code-intelligence-with-whole-codebase-indexing

Summaries of vendors' own notes. Product names and logos belong to their owners; logos via logo.dev.

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