于 2011/7/11 19:02, Kai Tietz 写道:
> So I don't understand here this ill-instruction failure you see.  xadd
> (which is used here underhood for .InterlockedDecrement is present
> beginning with i486.  see
> http://asm.inightmare.org/opcodelst/index.php?op=XADD
It's very strange.

I write :

       __asm{
             mov eax, 16
                   mov ebx, b
                   xadd [ebx], eax
       }

The code can be runed by VC.

-- 
Best Regards,
PcX


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