Inherent code performance advantages of D over C?

[Walter Bright]

On 12/14/2013 11:46 AM, Iain Buclaw wrote:
> I honestly don't know how one would be able to make AsmStatement work
> for non-x86 architectures.  At least this is not possible in GDC
> unless you want to resort to doing things in a way that are shamed
> upon (like checking the definition of a particular TARGET macro :)

I have no idea why it would be hard for non-x86?