[GHC] #7858: Fix definitions of abs/signum for Floats/Doubles

[GHC]

#7858: Fix definitions of abs/signum for Floats/Doubles
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        Reporter:  lerkok            |            Owner:
            Type:  bug               |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  libraries/base    |          Version:  7.6.3
      Resolution:                    |         Keywords:  floating point
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Changes (by ekmett):

 * cc: ekmett@…, hvr (added)
 * difficulty:   => Unknown


Comment:

 This makes sense to me.

 I'm personally, in favor of fixing it to be correct first, then opening an
 issue that it could be faster, as what we are doing now is incorrect.

 It doesn't matter how fast you do your job if you do the wrong job. ;)

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7858#comment:2>
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