[Bug libstdc++/116992] FAIL: 30_threads/semaphore/platform_try_acquire_for.cc -std=gnu++20 (test for excess errors)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116992

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2024-10-07
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
   Target Milestone|---                         |15.0

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This test uses -D_GLIBCXX_USE_POSIX_SEMAPHORE to force the use of POSIX sem_t
as the base class for std::counting_semaphore, but that doesn't work on targets
without sem_t.