[GHC] #5683: bug in signum function

[GHC]

#5683: bug in signum function
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        Reporter:  tristes_tigres    |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  7.6.1
       Component:  Prelude           |              Version:  7.0.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Other             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by johnw42):

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


Comment:

 Re-opening because it's not entirely a duplicate. Bug #3070 is blocked
 because of some fundamental issues with how Haskell handles floating-
 point, but I don't believe those issues preclude fixing the signum
 function to preserve NaN.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5683#comment:10>
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