[Bug libstdc++/67408] assumes that __gthread_mutex_t and__gthread_recursive_mutex_t are the same types

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67408

--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Sep  2 10:51:14 2015
New Revision: 227400

URL: https://gcc.gnu.org/viewcvs?rev=227400&root=gcc&view=rev
Log:
2015-09-02  Sebastian Huber  <sebastian.hu...@embedded-brains.de>

        PR libstdc++/67408
        * include/std/mutex (__timed_mutex_impl::_M_try_lock_until): Use
        _Derived::_M_timedlock().
        (timed_mutex): Add _M_timedlock() and make base class a friend.
        (recursive_timed_mutex): Likewise.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/mutex