[Haskell-cafe] strange stack overflow with Data.Map

Jean-Philippe Bernardy jeanphilippe.bernardy at gmail.com
Sun Jan 1 10:28:32 EST 2006

Yes, union suffers from the same problem; both in Set and Map as well.
The testing code can now detect problems of left-biasing in presence
of non-structural equality. (That's what I wanted to implement before
applying the fix).

On 12/31/05, Adrian Hey <ahey at iee.org> wrote:
> On Friday 30 Dec 2005 10:33 am, Christian Maeder wrote:
> > P.S. left-biasing for Set.intersection still needs to be checked in
> > (I've sent a patch some time ago)
> Perhaps I'm missing something, but union seems to have the same problem.
> Maybe someone should review all this code to see if implementations
> are consistent with the Haddock (preferably someone who understands
> more about how it works than I do :-).
> Regards
> --
> Adrian Hey

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