[GHC] #9339: last is not a good consumer

[GHC]

#9339: last is not a good consumer
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              Reporter:  dfeuer      |             Owner:
                  Type:  bug         |            Status:  patch
              Priority:  normal      |         Milestone:
             Component:              |           Version:  7.8.3
  libraries/base                     |          Keywords:
            Resolution:              |  Operating System:  Unknown/Multiple
Differential Revisions:              |   Type of failure:  Runtime
          Architecture:              |  performance bug
  Unknown/Multiple                   |         Test Case:
            Difficulty:  Unknown     |          Blocking:
            Blocked By:              |
       Related Tickets:              |
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Changes (by nomeata):

 * status:  new => patch


Comment:

 I wanted to push this as a phabricator review, but `arc` is currently
 broken for me. Hence I’ll parked it at `wip/T9339`. Marking as “patch” so
 that this is not forgotten.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9339#comment:7>
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