[GHC] #9370: large blowup in memory usage and time when doing parallel build of xmlhtml package

[GHC]

#9370: large blowup in memory usage and time when doing parallel build of xmlhtml
package
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              Reporter:  carter      |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  normal      |        Milestone:  7.10.1
             Component:  Compiler    |          Version:  7.8.3
            Resolution:              |         Keywords:  parmake
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:  Compile-    |       Blocked By:
  time performance bug               |  Related Tickets:  #910 #9221
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Comment (by simonpj):

 Adding `-dshow-passes` will show you the size of the intermediates of each
 pass.

 Simon

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9370#comment:3>
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