[Bug libstdc++/89022] New: Implement P0202R3 - C++20 Constexpr Modifiers to Functions in and Headers.

[emsr at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89022

            Bug ID: 89022
           Summary: Implement P0202R3 - C++20 Constexpr Modifiers to
                    Functions in <algorithm> and <utility> Headers.
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: emsr at gcc dot gnu.org
  Target Milestone: ---

Almost everything in <algorithm> is constexpr.
This requires C++20 language relaxation of constexpr.