[Bug libstdc++/108210] New: error: 'mutex' does not name a type; did you mean 'minutes'? for x86_64-w64-mingw32 target with win32 thread model

[unlvsur at live dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108210

            Bug ID: 108210
           Summary: error: 'mutex' does not name a type; did you mean
                    'minutes'? for x86_64-w64-mingw32 target with win32
                    thread model
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: unlvsur at live dot com
  Target Milestone: ---

/home/cqwrteur/toolchains_build/gcc/libstdc++-v3/src/c++20/tzdb.cc:565:5:
error: 'mutex' does not name a type; did you mean 'minutes'?
  565 |     mutex infos_mutex;
      |     ^~~~~
      |     minutes

Win32 thread model does not provide mutex, lock_guard, and other threading
mechanism.

However. this can be implemented easily with win32 CriticalSection API.
https://github.com/cppfastio/fast_io/blob/master/include/fast_io_hosted/threads/mutex/win32_critical_section.h