ANNOUNCE: GHC 7.0.1 Release Candidate 1

Simon Peyton-Jones simonpj at
Wed Sep 29 22:00:43 EDT 2010

|  Here's a boiled-down equivalent to what the issue is in uvector:
|  In GHC 6.12, this would have type-checked. In GHC 7, I need to add a
|  type-signature to the 'helper' function, except I 'm not sure how to
|  do it.
|  So the function in uvector might need a larger refactoring.

I don't think so.  Just a type signature should suffice.  See


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