[GHC] #7425: Add method to Data.Bits for creating zeroed values.

[GHC]

#7425: Add method to Data.Bits for creating zeroed values.
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        Reporter:  Aninhumer         |                   Owner:
            Type:  feature request   |                  Status:  new
        Priority:  normal            |               Milestone:  7.8.1
       Component:  libraries/base    |                 Version:  7.6.1
      Resolution:                    |                Keywords:  report-
Operating System:  Unknown/Multiple  |  impact
 Type of failure:  None/Unknown      |            Architecture:
      Blocked By:                    |  Unknown/Multiple
 Related Tickets:                    |               Test Case:
                                     |                Blocking:
                                     |  Differential Revisions:
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Changes (by hvr):

 * cc: hvr, ekmett (added)
 * keywords:   => report-impact
 * status:  closed => new
 * resolution:  wontfix =>
 * milestone:   => 7.8.1


Comment:

 This was discussed on the libraries list,
 http://permalink.gmane.org/gmane.comp.lang.haskell.libraries/21157 and
 https://www.haskell.org/pipermail/libraries/2014-March/022285.html and was
 finally implemented via
 65d78ddf1fd58adea6e7cbc461a5683c9ad1f4cc

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7425#comment:2>
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