carbon-language/carbon-lang v0.0.0-0.nightly.2025.11.26

Nightly build 2025.11.26

on GitHub

What's Changed

Proposals accepted and merged 📜

• Type completeness in extend by @danakj in #6395

Toolchain and implementation changes 🛠️

• Add support for macros evaluating to an enum constant by @ivanaivanovska in #6432
• Ensure a symbolic final impl has a definition produced by @jonmeow in #6236
• Switch benchmark tests to dry_run from min_time by @jonmeow in #6433
• Support passing Carbon Optional(T*) to C++ T* parameter. by @zygoloid in #6422
• Start plumbing through debug info type information with function parameters/return value by @dwblaikie in #6410

Full Changelog: v0.0.0-0.nightly.2025.11.25...v0.0.0-0.nightly.2025.11.26