This avoids warnings in libitm for non constant memory models,
fixing the bootstrap with -Werror
Passed bootstrap and test on x86_64-linux.
libitm/:
2013-03-23 Andi Kleen <andi@my.domain.org>
* local_atomic (__always_inline): Add.
(__calculate_memory_order, atomic_thread_fence,
atomic_signal_fence, test_and_set, clear, store, load,
exchange, compare_exchange_weak, compare_exchange_strong,
fetch_add, fetch_sub, fetch_and, fetch_or, fetch_xor):
Add __always_inline to force inlining.
From-SVN: r197018
