[GHC] #10084: Data.List should have a takeLastN function

[GHC]

#10084: Data.List should have a takeLastN function
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              Reporter:  leonbaum2   |             Owner:
                  Type:  feature     |            Status:  new
  request                            |         Milestone:
              Priority:  normal      |           Version:  7.8.4
             Component:              |  Operating System:  Unknown/Multiple
  libraries/base                     |   Type of failure:  None/Unknown
              Keywords:              |        Blocked By:
          Architecture:              |   Related Tickets:
  Unknown/Multiple                   |
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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 A natural compliment to the `take` function that instead takes `n`
 elements from the end of the list rather than from the start would be very
 useful.

 I'm surprised it's not defined in base because it seems to be a common
 operation that is not trivial to define in an efficient way.  See
 http://www.joachim-
 breitner.de/blog/600-On_taking_the_last_n_elements_of_a_list

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10084>
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