superfluous TEST instruction

[Vladimir Kozlov]

You are right, but I talked about "new" cpus :)

Vladimir

Florian Weimer wrote:
> * Vladimir Kozlov:
> 
>> It was filed before we start work in open.
>> Anyway, currently it is not the problem since new x86 cpus fuse
>> test+jcc instructions into one so there is no performance loss,
>> only code size is affected.
> 
> I don't think Core 2s/pre-Nehalem Xeons perform this type of fusion in
> 64 bit mode, only in 32 bit mode.
>