[core libraries] Proposal: Make default impls for foldl1 and foldr1 lazier

[Dan Burton]

+1

lambdacase, anyone? :P

    where
        mf x = Just . \case
            Nothing -> x
            Just y  -> f x y

-- Dan Burton

On Sat, Nov 1, 2014 at 6:30 PM, John Wiegley <johnw at newartisans.com> wrote:

> >>>>> Edward Kmett <ekmett at gmail.com> writes:
>
> > +1 from me.
>
> +1 from me too.
>
> John
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