[GHC] #8836: ghc 7.6.3 and 7.4.2 hang on -O2

[GHC]

#8836: ghc 7.6.3 and 7.4.2 hang on -O2
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              Reporter:  tsuraan     |            Owner:
                  Type:  bug         |           Status:  infoneeded
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.6.3
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:  GHC         |       Blocked By:
  doesn't work at all                |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Changes (by simonpj):

 * status:  new => infoneeded


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8836#comment:7>
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