Hello Andrew, Wednesday, May 21, 2008, 12:09:39 AM, you wrote:
> Right, OK - so strict evaluation, but some bitpattern in RAM. yes. in particular this allows to designate fields that should de initialized: data A = A {a :: Int, b :: !Int} main = print A{} >> it is not enabled by default, because for *non-primitive* datatypes >> such as B below automatic unboxing of strict fields of this type may >> decrease sharing and thus memory/performance. > Yeah, I can imagine... sometime i've seriously optimized my program by removing this switch and adding manual unboxing directives to the sources. it will be great if ghc will catch jhc here -- Best regards, Bulat mailto:[EMAIL PROTECTED] _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe