Safe Haskell | Safe |
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What is tested here:
Due to a change in GHC 7.6.1 we had a bug that superclass contraints were included in the instances list. Edward K. repported it here:
http://www.haskell.org/pipermail/haskell-cafe/2012-September/103600.html
And here is the corresponding theard on glasgow-haskell-users:
http://www.haskell.org/pipermail/glasgow-haskell-users/2012-September/022914.html
It has been fixed in:
6ccf78e15a525282fef61bc4f58a279aa9c21771 Fix spurious superclass constraints bug.