[GHC] #7666: excessive space and time usage for rendering (somewhat) deeply nested Docs

[GHC]

#7666: excessive space and time usage for rendering (somewhat) deeply nested Docs
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        Reporter:  j.waldmann        |                Owner:  dterei
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Core Libraries    |              Version:  7.6.2
      Resolution:  invalid           |             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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Changes (by j.waldmann):

 * cc: ekmett (added)


Comment:

 simplified test case entered into pretty's bug tracker:
 https://github.com/haskell/pretty

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7666#comment:8>
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