What's Changed

Toolchain and implementation changes 🛠️

• Ask Clang to emit C++ global variables. by @zygoloid in #6748

Full Changelog: v0.0.0-0.nightly.2026.02.14...v0.0.0-0.nightly.2026.02.16

What's Changed

Toolchain and implementation changes 🛠️

• Ask Clang to emit C++ global variables. by @zygoloid in #6748

Full Changelog: v0.0.0-0.nightly.2026.02.14...v0.0.0-0.nightly.2026.02.15

What's Changed

Proposals accepted and merged 📜

• Clang IRGen in Carbon by @dwblaikie in #6641

Toolchain and implementation changes 🛠️

• Reduce ../ traversal in busybox logic by @chandlerc in #6721
• Generate non-final Destroy witnesses for symbolics by @jonmeow in #6731
• Add two tests for how a non-self require decl in an interface connects by @danakj in #6737
• Format FormType as "Core.Form" by @geoffromer in #6734
• Add category to parameter format, and share some code. by @geoffromer in #6730
• Diagnose if a NodeIdOneOf argument isn't a typed node. by @geoffromer in #6738
• Skip C++ types when generating Destroy witnesses by @jonmeow in #6732
• Clarify and partially enforce inst-order precondition on splicing by @geoffromer in #6722

Utilities 📐

• Improve vscode syntax highlighting by @ozguronsoy in #6543

Full Changelog: v0.0.0-0.nightly.2026.02.13...v0.0.0-0.nightly.2026.02.14

What's Changed

Proposals accepted and merged 📜

• char redesign by @jonmeow in #6710

Toolchain and implementation changes 🛠️

• Restore the name of GetCompileTimeBindValue. by @geoffromer in #6733

Full Changelog: v0.0.0-0.nightly.2026.02.12...v0.0.0-0.nightly.2026.02.13

What's Changed

Proposals accepted and merged 📜

• Move toolchain alternatives to proposals by @jonmeow in #6716
• Diagnostic sorting by @jonmeow in #6699

Toolchain and implementation changes 🛠️

• Inject IntAsSelect into example diagnostic by @jonmeow in #6718
• Move the build-runtimes option up to the top-level driver by @chandlerc in #6720
• Update adding features by @jonmeow in #6719
• Rename import functions as Import instead of Make/Add by @jonmeow in #6723
• Drop redundant parameter from ConsumeAndAddCloseSymbol by @geoffromer in #6724

Full Changelog: v0.0.0-0.nightly.2026.02.11...v0.0.0-0.nightly.2026.02.12

What's Changed

Proposals accepted and merged 📜

• Expression form basics by @geoffromer in #5545

Toolchain and implementation changes 🛠️

• Add basic support for eval fn and musteval fn. by @zygoloid in #6694

Full Changelog: v0.0.0-0.nightly.2026.02.10...v0.0.0-0.nightly.2026.02.11

What's Changed

Toolchain and implementation changes 🛠️

• Remove SemIR dump from AssertSameType int tests by @nicholasbishop in #6705
• Rename type's GetInstId to GetTypeInstId, reflecting returned type by @jonmeow in #6708
• Fix unnecessary duplication in builtins tests by @nicholasbishop in #6711
• Fix SIGSEGV when comparing member without self by @KarthikSBhattar in #6707

New Contributors

• @KarthikSBhattar made their first contribution in #6707

Full Changelog: v0.0.0-0.nightly.2026.02.08...v0.0.0-0.nightly.2026.02.10

What's Changed

Toolchain and implementation changes 🛠️

• Lex/parse support for ->?, :?, and form literals by @geoffromer in #6695

Full Changelog: v0.0.0-0.nightly.2026.02.07...v0.0.0-0.nightly.2026.02.09

What's Changed

Toolchain and implementation changes 🛠️

• Lex/parse support for ->?, :?, and form literals by @geoffromer in #6695

Full Changelog: v0.0.0-0.nightly.2026.02.07...v0.0.0-0.nightly.2026.02.08

What's Changed

Proposals accepted and merged 📜

• C++ interop type mapping for integer and floating-point literals by @jonmeow in #6668

Toolchain and implementation changes 🛠️

• Avoid repeated casts in builtins.lp64/llp64 tests to reduce SemIR size by @nicholasbishop in #6702
• Replace convert_checked with convert in some ImplicitAs impls by @nicholasbishop in #6704

Other changes

• Add jj support to new_proposal.py by @jonmeow in #6700

Full Changelog: v0.0.0-0.nightly.2026.02.06...v0.0.0-0.nightly.2026.02.07