[GHC] #7045: the compiler and the library functions should read literals in the same way

[GHC]

#7045: the compiler and the library functions should read literals in the same way
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  Reporter:  maeder            |          Owner:                  
      Type:  bug               |         Status:  new             
  Priority:  normal            |      Milestone:                  
 Component:  Compiler          |        Version:  7.4.2           
Resolution:                    |       Keywords:                  
        Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown      |     Difficulty:  Unknown         
  Testcase:                    |      Blockedby:                  
  Blocking:                    |        Related:  #7044           
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Changes (by maeder):

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


Comment:

 If all floating point literals are converted to Rational, then you cannot
 fix #5688.
 This ticket is mainly about a lack in the read instance of Rationals!

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7045#comment:2>
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