Inherent code performance advantages of D over C?

[Walter Bright]

On 12/12/2013 11:57 AM, Max Samukha wrote:
> On Thursday, 12 December 2013 at 17:56:12 UTC, Walter Bright wrote:
>
>> 11. inline assembler being a part of the language rather than an extension
>> that is in a markedly different format for every compiler
>
> Ahem. If we admit that x86 is not the only ISA in exsistence, then what is
> (under)specified here http://dlang.org/iasm.html is a platform-specific extension.

I know of at least 3 different C x86 inline assembler syntaxes. This is not 
convenient, to say the least.