On Friday 03 February 2006 08:52, Tomasz Zielonka wrote: > On Thu, Feb 02, 2006 at 01:05:57PM +0000, Ross Paterson wrote: > > Personally, I'm not sure about caseless underscore, concurrency, > > natural numbers and parallel list comprehensions. > > There is one more reason to leave concurrency out of the standard. > > Some experts (like Hans Boehm) argue, that concurrency can't be added > to the language as a library. > http://www.hpl.hp.com/techreports/2004/HPL-2004-209.pdf > > This is true for many imperative programming languages. Haskell seems > to be an exception: > > http://www.haskell.org//pipermail/glasgow-haskell-users/2005-December >/009417.html > > We don't have any problems with ensuring good cooperation between > mutable variables and concurrency synchronisation primitives, because > the language doesn't have mutable variables, they are delivered in > the concurrency library - the variables _are_ the synchronisation > primitives.
What about IORefs? Ben _______________________________________________ Haskell-prime mailing list Haskell-prime@haskell.org http://haskell.org/mailman/listinfo/haskell-prime