[PATCH] libstdc++: Add mem_order_hle_acquire/release to atomic.h

[Jonathan Wakely]

On 9 November 2012 18:30, Jonathan Wakely wrote:
>       memory_order_hle_acquire = 0x10000,
>       memory_order_hle_release = 0x20000

Also, do these need to be separate bits?  This isn't a bitmask type,
so could they be consecutive?

       memory_order_hle_acquire = 0x10000,
       memory_order_hle_release = 0x10001