On Mon, Jun 20, 2011 at 2:21 PM, Antoine Latter <aslatter@gmail.com> wrote:

On Mon, Jun 20, 2011 at 12:02 PM, Duncan Coutts

> The only potential breakage is that foldl' and foldr' are exported via
> Foldable(..) rather than directly. This could affect modules that use
> explicit imports. (I consider this fact to be a slightly unfortunate
> quirk of the Haskell module system).

What would the broken code look like?

import Data.Foldable (Foldable(..))

import Data.List

now you'd have two definitions of foldl' and foldr' in scope