updateLookupWithKey bug? Was: Data.Map, Data.IntMap documentation (1611)

[Andriy Palamarchuk]

--- Christian Maeder <Christian.Maeder at dfki.de> wrote:

> Which implementation do you consider buggy? IntMap
> or Map?
> 
> (or may just document it as inconsistent)

Map is used much wider, so a change to its behavior
would be more disruptive.
We should take into account what other Map
implementations do.

See, e.g. this message mentioned earlier when
discussing the documentation change:
http://www.haskell.org/pipermail/libraries/2007-March/007304.html

Andriy

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