[GHC] #4373: Lexer does not handle unicode numeric subscripts

[GHC]

#4373: Lexer does not handle unicode numeric subscripts
-------------------------------------+--------------------------------------
    Reporter:  liamoc                |        Owner:              
        Type:  feature request       |       Status:  new         
    Priority:  normal                |    Milestone:              
   Component:  Compiler (Parser)     |      Version:              
    Keywords:  lexer, unicode, tiny  |     Testcase:              
   Blockedby:                        |   Difficulty:              
          Os:  Unknown/Multiple      |     Blocking:              
Architecture:  Unknown/Multiple      |      Failure:  None/Unknown
-------------------------------------+--------------------------------------
Changes (by simonmar):

  * failure:  GHC rejects valid program => None/Unknown
  * type:  bug => feature request


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4373#comment:2>
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