carbon-language/carbon-lang v0.0.0-0.nightly.2025.09.17 on GitHub

What's Changed

C++ interop: Add Cpp.<builtin_type> by @bricknerb in #6047
Add a test for importing a C++ namespace indirectly by @bricknerb in #6075
Rename check/import_cpp.* to check/cpp_import.* to group C++ interop logic in check by @bricknerb in #6074
Treat type modifiers as distinct type structure by @jonmeow in #6073
Add support for char keyword per #5903. by @zygoloid in #6078
Overload resolution support for more kinds of candidate. by @zygoloid in #6071
Support for passing pointers to function templates. by @zygoloid in #6080
Support for mapping str to std::string_view in interop. by @zygoloid in #6079
Make str copyable. by @zygoloid in #6083
Instantiate C++ templates at end of file. by @zygoloid in #6084
Add reference support to C++ interop. by @zygoloid in #6082

docs/design: object-safe has been named to dyn-compatible by @burakemir in #6081

Full Changelog: v0.0.0-0.nightly.2025.09.16...v0.0.0-0.nightly.2025.09.17