[Bug libstdc++/110357] New: [C++26] P2592R3 Hashing support for std::chrono value classes

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110357

            Bug ID: 110357
           Summary: [C++26] P2592R3 Hashing support for std::chrono value
                    classes
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org
        Depends on: 104167
            Blocks: 110339
  Target Milestone: ---

https://wg21.link/P2592R3

This bumps the value of __cpp_lib_chrono which we can't do until the rest of PR
104167 is completed.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104167
[Bug 104167] Implement C++20 std::chrono::utc_clock, std::chrono::tzdb etc.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110339
[Bug 110339] Implement C++26 library features