[Haskell-cafe] Best idiom for avoiding Defaulting warnings with
ghc -Wall -Werror ??
lemming at henning-thielemann.de
Mon Jun 25 15:35:13 EDT 2007
On Mon, 25 Jun 2007, Ian Lynagh wrote:
> On Fri, Jun 22, 2007 at 11:37:15AM -0700, Dave Bayer wrote:
> > > z = r Prelude.^ 3
> I don't know if (^) in particular is what is causing you problems, but
> IMO it has the wrong type; just as we have
> (!!) :: [a] -> Int -> a
> genericIndex :: (Integral b) => [a] -> b -> a
> we should also have
> (^) :: (Num a) => a -> Int -> a
> genericPower :: (Num a, Integral b) => a -> b -> a
> (or some other function name).
> I've mentioned this before, but until
> is resolved we don't know where to discuss it (the haskell-prime or
> libraries list).
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