[GHC] #4098: Haskell2010 support

[GHC]

#4098: Haskell2010 support
---------------------------------+------------------------------------------
    Reporter:  igloo             |        Owner:              
        Type:  feature request   |       Status:  new         
    Priority:  highest           |    Milestone:  6.14.1      
   Component:  Compiler          |      Version:  6.12.2      
    Keywords:                    |   Difficulty:              
          Os:  Unknown/Multiple  |     Testcase:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
---------------------------------+------------------------------------------
 Discussion on #ghc concluded:

  * Haskell2010, Haskell98 extensions are mutually incompatible, and are
 applied before other extensions in LANGUAGE pragmas, on the commandline,
 etc

  * GHC will default to Haskell2010

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4098>
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