Can we kill the D calling convention already?

[Kagamin]

On Tuesday, 24 April 2012 at 10:29:52 UTC, Alex Rønne Petersen 
wrote:
> The point is just that: Right now I can write assembly that 
> will work on GDC, LDC, and DMD on non-Windows. It will not work 
> for DMD on Windows. Something has to change here.

If it doesn't work on Windows, it should be versioned out. What 
we have: http://dlang.org/version.html#PredefinedVersions - 
versions for LDC, GDC, DMD and Windows - all what you want.