2009-10-15 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/40654
PR libstdc++/40826
* src/atomic.cc (atomic_flag_test_and_set_explicit): Add
static_cast from base to derived.
(atomic_flag_clear_explicit): Same.
* include/bits/atomic_2.h (__atomic2::atomic_flag): Public derivation.
Remove value type constructor.
* include/bits/atomic_0.h (__atomic0::atomic_flag): Same.
* include/std/future (_Future_state): Use ATOMIC_FLAG_INIT to
initialized the atomic_flag member.
From-SVN: r152895
