[GHC] #8835: 7.6.3 vs 7.8-RC performance regression

[GHC]

#8835: 7.6.3 vs 7.8-RC performance regression
--------------------------------------------+------------------------------
        Reporter:  cbm80                    |            Owner:
            Type:  bug                      |           Status:  closed
        Priority:  normal                   |        Milestone:
       Component:  Compiler                 |          Version:  7.8.1-rc2
      Resolution:  fixed                    |         Keywords:
Operating System:  Linux                    |     Architecture:  x86_64
 Type of failure:  Runtime performance bug  |  (amd64)
       Test Case:                           |       Difficulty:  Unknown
        Blocking:                           |       Blocked By:
                                            |  Related Tickets:
--------------------------------------------+------------------------------
Changes (by cbm80):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 The bug was in `attoparsec` and has been fixed in the latest release
 `0.11.2.1`

 For reference see:

 https://github.com/bos/attoparsec/issues/56

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8835#comment:4>
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