core.atomics and handling of backward MemoryOrders

[Martin Nowak via Digitalmars-d]

On Wednesday, 8 July 2015 at 13:58:24 UTC, Iain Buclaw wrote:
>
> GCC will give you a compiler warning if you attempt it, and 
> stdc++ should invoke a cxx_assert on it's use.

I was under the impression that I died them once with no effect 
(might have been clang).
In any case, feel free to go forward with a static assert check.