[Xen-devel] Re: [RFC PATCH 17/35] Segment register changes for Xen

[Avi Kivity <avi@xxxxxxxxxx>]

Pavel Machek wrote:
> Really? If someone does 
>
>         if (something)
>                 clearsegment(seg)
>         somethingelse();
>
> ... he'll get very confusing behaviour instead of compile error. 
>
> Okay, that's weaker argument than expected...
>
> Also clearsegment(x) clearsegment(y); will compile when it should not.
>
> Also clearsegment(i++) will behave strangely. So perhaps 
>
> #define clearsegment(seg) do { seg; } while (0)
>   
static inline void clearsegment(int seg) {}

?

--
error compiling committee.c: too many arguments to function


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