[GHC] #10535: Float out causes major space leak

[GHC]

#10535: Float out causes major space leak
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        Reporter:  AlexET            |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:  #7367 #7206       |  Differential Revisions:
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Comment (by rwbarton):

 This is a frequently reported issue. The original is #917, and other
 tickets (#1945, #3273, #4276, #5729) have been closed as duplicates of it.
 #8457 has a recapitulation of the subject. Should we close this ticket as
 a duplicate too?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10535#comment:5>
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