[GHC] #8980: ghc-7.8.1 -O2 eats excessive amounts of RAM, highlighting-kate and pandoc-citeproc

[GHC]

#8980: ghc-7.8.1 -O2 eats excessive amounts of RAM, highlighting-kate and pandoc-
citeproc
-------------------------------------+-------------------------------------
              Reporter:  slyfox      |            Owner:
                  Type:  bug         |           Status:  infoneeded
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.8.1
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * status:  new => infoneeded


Comment:

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

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8980#comment:2>
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