[Haskell-cafe] Why can't Haskell be faster?

[Hugh Perkins]

On 10/31/07, Paulo J. Matos <pocm at soton.ac.uk> wrote:
> Hello all,
>
> I, along with some friends, have been looking to Haskell lately. I'm
> very happy with Haskell as a language, however, a friend sent me the
> link:
> http://shootout.alioth.debian.org/gp4/
>

Careful: it's worse than you think.  Many of the solutions to the
shootout test are using "imperative" Haskell.  "Real" "functional"
Haskell performs significantly slower.  (Orders of magnitude)