[Haskell-cafe] Re: Problems with strictness analysis?

[Achim Schneider]

Henning Thielemann <schlepptop at henning-thielemann.de> wrote:

> Achim Schneider schrieb:
> > Henning Thielemann <schlepptop at henning-thielemann.de> wrote:
> >>
> >> There was
> >>   http://www.haskell.org/haskellwiki/Things_to_avoid
> >>
> >> which has been renamed to the more friendly
> >>   "Haskell programming tips"
> >>
> > I was rather thinking of a list of performance pitfalls and laziness
> > tarpits, starting with the all-famous
> > 
> > avg xs = sum xs + length xs
> 
> 
> (/) instead of (+) ?
> 
Only for sufficient correct definitions of avg.


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