[GHC] #8308: Resurrect ticky code for counting constructor arity

[GHC]

#8308: Resurrect ticky code for counting constructor arity
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              Reporter:  jstolarek   |            Owner:  mlen
                  Type:  task        |           Status:  new
              Priority:  normal      |        Milestone:
             Component:  Profiling   |          Version:  7.7
            Resolution:              |         Keywords:  newcomer
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Moderate (less
       Type of failure:  Other       |  than a day)
             Test Case:              |       Blocked By:
              Blocking:              |  Related Tickets:
Differential Revisions:              |
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Comment (by mlen):

 The work in progress version is available at:
 https://github.com/mlen/ghc/tree/ticky
 Recently I haven't got time to make any progress. I'll probably get
 something done during the weekend.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8308#comment:3>
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