[Haskell-cafe] Haskell Speed

Simon Marlow simonmar at microsoft.com
Fri Dec 23 15:20:39 EST 2005

On 23 December 2005 20:07, Jeremy Shaw wrote:

> Another possible factor is known deficiencies in current IO library
> used by most haskell compilers. It is my understanding that the
> current IO library was not implemented with speed and efficiency as a
> top priority. If someone took the time to optimize/rewrite the current
> library code, it might be possible to greatly increase the overall
> speed of IO intensive haskell programs with out any changes to the
> compilers or language.

Not really - the IO library is pretty reasonable, but representing
strings as [Char] is holding us back in many of these "benchmarks"
significantly.  Using the new packed string library will help, though.


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