patch applied (ghc): Fix Trac #2310: result type signatures are not supported any more

[Simon Peyton Jones]

Wed Jun  4 07:51:15 PDT 2008  simonpj at microsoft.com
  * Fix Trac #2310: result type signatures are not supported any more
  
  We have not supported "result type signatures" for some time, but 
  using one in the wrong way caused a crash.  This patch tidies it up.
  

    M ./compiler/hsSyn/HsExpr.lhs +12
    M ./compiler/rename/RnBinds.lhs -24 +20
    M ./compiler/typecheck/TcArrows.lhs -1 +1
    M ./compiler/typecheck/TcMatches.lhs -16 +5

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20080604145115-1287e-b5dbab7ac9b18bfdf655d10a266fe881ce6a3d28.gz