[Haskell-cafe] No Enum nor Ix instance on Graphics.UI.GLUT.Key

[Peter Verswyvelen]

I want to make an array using GLUT.Key as an index, but it is not an 
instance of Enum nor Ix

Of course, I can make it an instance myself, but I guess it would be 
easier to do so in the library?

Cheers,
Peter

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