[GHC] #14862: Switching to Cabal 2.2 makes ghc unusable

[GHC]

#14862: Switching to Cabal 2.2 makes ghc unusable
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        Reporter:  alpmestan         |                Owner:  alpmestan
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:
       Component:  None              |              Version:  8.4.1-alpha3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by bgamari):

 Let's add the case in comment:4 as a testcase if there isn't already
 something similar; it seems like a very reasonable sanity-check.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14862#comment:5>
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