carbon-language/carbon-lang v0.0.0-0.nightly.2026.02.20 on GitHub

What's Changed

Start moving runtimes building logic into Starlark by @chandlerc in #6701
Add an interface-with-self generic to each interface and same for constraints by @danakj in #6667
Don't create ErrorInst in Convert without producing a diagnostic by @danakj in #6762
Teach the link subcommand to accept Clang-style LDFLAGS by @chandlerc in #6741
Add Core.Form to prelude by @geoffromer in #6745
Use the canonical instructions to get SpecificIds in GetCallee by @danakj in #6726
Implement unused pattern bindings, continued by @burakemir in #6518
Never ask the mangler to mangle a C++ declaration. by @zygoloid in #6764

Full Changelog: v0.0.0-0.nightly.2026.02.19...v0.0.0-0.nightly.2026.02.20