core.stdc.stdatomic

[Walter Bright]

On 11/13/2023 8:56 PM, Richard (Rikki) Andrew Cattermole wrote:
> For the most part it looks like everything is in core.atomic already.
> 
> The only thing that looks like it isn't is ``atomic_signal_fence`` and that has 
> to be an intrinsic as it is specifically for a backend instruction.
> 
> But reminder: only dmd is missing the intrinsics necessary to do atomics 
> correctly without memory errors. Dmd is a right off if you are doing anything 
> more than just reference counting with it.

Aside from fence, they can all be done with simple functions. So why not?