[GHC] #15488: GHC takes up huge amount of memory when compiling accelerate 1.2.0

[GHC]

#15488: GHC takes up huge amount of memory when compiling accelerate 1.2.0
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        Reporter:  noah              |                Owner:  tdammers
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.4.3
      Resolution:                    |             Keywords:
                                     |  accelerate,memory,compile
Operating System:  Linux             |         Architecture:  x86_64
                                     |  (amd64)
 Type of failure:  Compile-time      |            Test Case:  accelerate
  performance bug                    |  1.2.0
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by tdammers):

 Update: it appears that `accelerate` is already slow to compile on GHC
 8.0.2, so this doesn't seem to be a new issue - more likely, it's one that
 we run into more often now.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15488#comment:20>
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