[Haskell-cafe] Re: haskell compiler never comes back
lgreg.meredith at biosimilarity.com
Mon Dec 15 17:40:17 EST 2008
Thanks for the response. If i take out the AllowUndecidableInstances i get
no complaints and the compiler hangs. See
Thus, i can find no observable difference for this flag in this particular
On Mon, Dec 15, 2008 at 2:34 PM, George Pollard <porges at porg.es> wrote:
> This is precisely what AllowUndecidableInstances allows; the type
> checking becomes possibly non-terminating. It should *eventually*
> terminate because the stack depth is restricted.
> - George
806 55th St NE
Seattle, WA 98105
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