On Thu, May 26, 2011 at 5:20 AM, Rémi Forax <forax at univ-mlv.fr> wrote: > As far as I know there is no specific optimization of SwitchPoint > i.e there is still a volatile read in the middle of the pattern. If that's true I'm not sure how this is better than a regular GWT with a volatile read in the test. - Charlie