[GHC] #5688: instance Read Integer/Rational/Double readsPrec out of memory and crash due to exponential notation

[GHC]

#5688: instance Read Integer/Rational/Double readsPrec out of memory and crash due
to exponential notation
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 Reporter:  gracjan           |          Owner:                  
     Type:  bug               |         Status:  patch           
 Priority:  normal            |      Component:  libraries/base  
  Version:  6.12.3            |       Keywords:                  
       Os:  Unknown/Multiple  |   Architecture:  Unknown/Multiple
  Failure:  Runtime crash     |       Testcase:                  
Blockedby:                    |       Blocking:                  
  Related:                    |  
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Comment(by FSalad):

 That was supposed to be "`^C`-resistant"

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5688#comment:6>
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