[GHC] #7135: Data.Bits can still have default implementations for testBit, bit, and popCount by using -XDefaultSignatures

[GHC]

#7135: Data.Bits can still have default implementations for testBit, bit, and
popCount by using -XDefaultSignatures
-------------------------------+--------------------------------------------
  Reporter:  joeyadams         |          Owner:                  
      Type:  feature request   |         Status:  new             
  Priority:  normal            |      Milestone:  7.6.1           
 Component:  libraries/base    |        Version:  7.7             
Resolution:                    |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown      |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:                  
-------------------------------+--------------------------------------------
Changes (by jwlato):

 * cc: jwlato@… (added)
  * status:  closed => new
  * resolution:  wontfix =>


Comment:

 Apologies, I meant to re-open this issue before and forgot.  I'm re-
 opening due to the issue described in my 2012-08-14 comment.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7135#comment:5>
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