[Bug libstdc++/122425] New: optional<T&> is not ranges::borrowed_range

[hewillk at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122425

            Bug ID: 122425
           Summary: optional<T&> is not ranges::borrowed_range
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hewillk at gmail dot com
  Target Milestone: ---

This seems to be missing in the implementation of
https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2025/p2988r12.pdf.