[GHC] #10293: CallArity taking 20% of compile time

[GHC]

#10293: CallArity taking 20% of compile time
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        Reporter:  simonpj           |                   Owner:  nomeata
            Type:  bug               |                  Status:  new
        Priority:  high              |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Changes (by nomeata):

 * cc: michal.terepeta@… (added)


Comment:

 Michal, with what module of `haskell-src-exts` can this behavior be
 observed? How exactly did you invoke ghc to get that output?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10293#comment:3>
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