carbon-language/carbon-lang v0.0.0-0.nightly.2025.09.18

Nightly build 2025.09.18

on GitHub

What's Changed

Toolchain and implementation changes 🛠️

• Move C++ interop related check code files to a cpp dir by @bricknerb in #6065
• Avoid crashing when importing a C++ function indirectly by @bricknerb in #6085
• Avoid crashing when importing a C++ struct indirectly by @bricknerb in #6086
• Rudimentary virtual function call interop support by @dwblaikie in #6050
• Remove TODO in GetConstantValue for FacetTypeId by @danakj in #6089

Full Changelog: v0.0.0-0.nightly.2025.09.17...v0.0.0-0.nightly.2025.09.18