[GHC] #10181: Lint check: arity invariant

[GHC]

#10181: Lint check: arity invariant
-------------------------------------+-------------------------------------
        Reporter:  nomeata           |                   Owner:  nomeata
            Type:  task              |                  Status:  infoneeded
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.11
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by nomeata):

 Replying to [comment:4 nomeata]:
 > > Did you find any other cases?
 >
 > Not yet, as I stumbled over this while building GHC. I can make it a
 lint warning for now and see what else comes up.

 nevermind. That case was already in the test suite. So now, I did not find
 any other cases in GHC+Testsuite.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10181#comment:5>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler