[Bug libstdc++/110149] std::format for pointer arguments allows a '0' option

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110149

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
   Last reconfirmed|                            |2023-06-08
             Status|UNCONFIRMED                 |ASSIGNED
   Target Milestone|---                         |13.2
     Ever confirmed|0                           |1

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
I plan to support the P2510 changes unconditionally in C++20 mode, i.e. treat
it as a DR against C++20. But it should actually work as proposed by P2510, and
it seems that I only half implemented it so far.