carbon-language/carbon-lang v0.0.0-0.nightly.2025.08.02

Nightly build 2025.08.02

on GitHub

What's Changed

Proposals accepted and merged 📜

• ref parameters, arguments, returns and val returns by @josh11b in #5434

Toolchain and implementation changes 🛠️

• Move and deduplicate testing access when a Carbon class extends a C++ record to access.carbon by @bricknerb in #5897
• Add prelude impl of Iterate for array types. by @zygoloid in #5895
• Document pattern-matching implementation by @geoffromer in #5846
• Support lexing characters by @jonmeow in #5893
• Docs for specific coalescing. by @alinas in #5886
• More tests for early rewrite application and implied constraints by @danakj in #5892

Other changes

• Verify rewrite constraints in impl lookup by @danakj in #5617

Full Changelog: v0.0.0-0.nightly.2025.08.01...v0.0.0-0.nightly.2025.08.02