[GHC] #8275: Loopification breaks profiling

[GHC]

#8275: Loopification breaks profiling
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       Reporter:  jstolarek       |             Owner:  jstolarek
           Type:  bug             |            Status:  new
       Priority:  high            |         Milestone:
      Component:  Profiling       |           Version:  7.7
       Keywords:                  |  Operating System:  Unknown/Multiple
   Architecture:                  |   Type of failure:  Building GHC failed
  Unknown/Multiple                |         Test Case:
     Difficulty:  Unknown         |          Blocking:
     Blocked By:                  |
Related Tickets:                  |
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 Profiling is currently broken in HEAD. Setting `BuildFlavour = prof` in
 `build.mk` leads to a segfault during build. After reverting
 d61c3ac186c94021c851f7a2a6d20631e35fc1ba (loopification performed in the
 code generator) everything builds without problems.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8275>
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