llvm-project/libcxx/docs/Status/SpaceshipPapers.csv

"Number","Name","Status","First released version"
`P1614R2 <https://wg21.link/P1614R2>`_,The Mothership has Landed,|In Progress|,
`P2404R3 <https://wg21.link/P2404R3>`_,"Relaxing ``equality_comparable_with``'s, ``totally_ordered_with``'s, and ``three_way_comparable_with``'s common reference requirements to support move-only types",,
`LWG3330 <https://wg21.link/LWG3330>`_,Include ``<compare>`` from most library headers,"|Complete|","13.0"
`LWG3347 <https://wg21.link/LWG3347>`_,"``std::pair<T, U>`` now requires ``T`` and ``U`` to be *less-than-comparable*",|Nothing To Do|,
`LWG3350 <https://wg21.link/LWG3350>`_,Simplify return type of lexicographical_compare_three_way,|Nothing To Do|,
`LWG3360 <https://wg21.link/LWG3360>`_,``three_way_comparable_with`` is inconsistent with similar concepts,|Nothing To Do|,
`LWG3380 <https://wg21.link/LWG3380>`_,common_type and comparison categories,|Nothing To Do|,
`LWG3395 <https://wg21.link/LWG3395>`_,Definition for three-way comparison needs to be updated,|Nothing To Do|,
`P0905R1 <https://wg21.link/P0905R1>`_,Symmetry for spaceship,,
`P1120R0 <https://wg21.link/P1120R0>`_,Consistency improvements for ``<=>`` and other comparison operators,,
`LWG3431 <https://wg21.link/LWG3431>`_,``<=>`` for containers should require ``three_way_comparable<T>`` instead of ``<=>``,,