[GHC] #7944: GHC goes into an apparently infinite loop at -O2

[GHC]

#7944: GHC goes into an apparently infinite loop at -O2
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              Reporter:  bos         |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.6.3
            Resolution:              |         Keywords:
      Operating System:  MacOS X     |     Architecture:  x86_64 (amd64)
       Type of failure:  Compile-    |       Difficulty:  Unknown
  time crash                         |       Blocked By:
             Test Case:              |  Related Tickets:  5550
              Blocking:              |
Differential Revisions:              |
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Changes (by simonpj):

 * status:  closed => new
 * difficulty:   => Unknown
 * resolution:  duplicate =>


Comment:

 I believe this is finally fixed; see #8852. Can you try now, with HEAD?

 Simon

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7944#comment:3>
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