[GHC] #10443: Regression in forall typechecking

[GHC]

#10443: Regression in forall typechecking
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        Reporter:  alanz             |                   Owner:  simonpj
            Type:  bug               |                  Status:  closed
        Priority:  highest           |               Milestone:  7.10.2
       Component:  Compiler (Type    |                 Version:  7.10.1
  checker)                           |                Keywords:
      Resolution:  invalid           |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  GHC rejects       |               Test Case:
  valid program                      |                Blocking:
      Blocked By:                    |  Differential Revisions:
 Related Tickets:                    |
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Comment (by simonpj):

 Yes, it's a change in behaviour from 7.10.1 to 7.10.2; but of course all
 bug-fixes are!

 Simon

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10443#comment:6>
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