> Some more extensive testing is of course required, but it would seem
> that gains can be had from both going 64 bit and using PGO. I
> encourage you to take a look at the PGO build process. It is much
> simpler than before. I also think we ought to find out if we could
> start producing a proper
Well, I have checked in the fixes to the trunk to make an x64 build run the
testsuite.
It works pretty well. I did a quick test and found the x64Release to run 51000
pystones vs. 44000 for the win32Release version, a difference of some 10%.
And the x64PGO version ran some 61000 pystones.
Some mo
