[GHC] #7044: reject reading rationals with exponent notation

[GHC]

#7044: reject reading rationals with exponent notation
-------------------------------+--------------------------------------------
  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:  #5692           
-------------------------------+--------------------------------------------

Comment(by maeder):

 hugs has a pragmatic "solution"

 {{{
 Hugs> 1E309 :: Rational

 Program error: arithmetic overflow
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7044#comment:3>
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