Announcements

• Protobuf News may include additional announcements or pre-announcements for upcoming changes.

Bazel

• Bazel 9 Support: Upgrade tests to Bazel 9 (3ee8d8a)

C++

• Workaround for attribute handling bug in gcc < 13 (78dc67e)

UPB (Python/PHP/Ruby C-Extension)

• Fixed two GCC-only issues around upb's generated extension registry.
  (5eca43d)
• Avoid theoretical overflow of uintptr_t in AddAllLinkedExtensions (e7785e0)