* include/bits/stl_threads.h (_Atomic_swap): Only enable path
when platform supports __GTHREAD_MUTEX_INIT.
From-SVN: r46725
+2001-11-02 Loren J. Rittle <ljrittle@acm.org>
+
+ * include/bits/stl_threads.h (_Atomic_swap): Only enable path
+ when platform supports __GTHREAD_MUTEX_INIT.
+
2001-11-02 Phil Edwards <pme@gcc.gnu.org>
* acconfig.h: Update comments.
// possibly concurrent updates use _Atomic_swap.
// In some cases the operation is emulated with a lock.
// GCC extension begin
-#ifdef __STL_GTHREADS
+#if defined (__STL_GTHREADS) && defined (__GTHREAD_MUTEX_INIT)
// We don't provide an _Atomic_swap in this configuration. This only
// affects the use of ext/rope with threads. Someone could add this
// later, if required. You can start by cloning the __STL_PTHREADS