[GHC] #9971: GHC 7.10 dies with "out of memory"

[GHC]

#9971: GHC 7.10 dies with "out of memory"
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        Reporter:  albertov          |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1-rc1
      Resolution:                    |                Keywords:
Operating System:  Linux             |            Architecture:  x86_64
 Type of failure:  Compile-time      |  (amd64)
  crash                              |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"854e7b8efdd7fe5fcba77e1e049e8a835f03b16a/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="854e7b8efdd7fe5fcba77e1e049e8a835f03b16a"
 Fix a terrible bug in the canonicaliser which led to an infinite loop

 This fixes Trac #9971

 Merge into the 7.10 branch
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9971#comment:13>
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