[Bug libstdc++/94069] [9 Regression] doesn't compile unless PTHREAD_RWLOCK_INITIALIZER is defined

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94069

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[9/10 Regression]           |[9 Regression]
                   |<shared_mutex> doesn't      |<shared_mutex> doesn't
                   |compile unless              |compile unless
                   |PTHREAD_RWLOCK_INITIALIZER  |PTHREAD_RWLOCK_INITIALIZER
                   |is defined                  |is defined

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed on master so far.