2011/7/20 Eugene Kirpichov <[email protected]> > reallyUnsafePointerEq#, and it really is as unsafe as it sounds :) > > Why is it so unsafe? i can't find any documentation on it. I think always compare pointer first is a good optimization.
> > > 20.07.2011, в 7:51, "Nikhil A. Patil" <[email protected]> написал(а): > > > Hi, > > > > Is there any way of getting the following code to immediately return > > True without performing the element-by-element comparison? Essentially > > this boils down to checking whether pointers are equal before > > comparing the contents. > > > >> main = print $ f == f > >> where f = [1..10^9] > > > > Thanks!! > > > > nikhil > > > > _______________________________________________ > > Haskell-Cafe mailing list > > [email protected] > > http://www.haskell.org/mailman/listinfo/haskell-cafe > > _______________________________________________ > Haskell-Cafe mailing list > [email protected] > http://www.haskell.org/mailman/listinfo/haskell-cafe > -- http://www.yi-programmer.com/blog/
_______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
