[GHC] #11671: Allow labels starting with uppercase with OverloadedLabels

[GHC]

#11671: Allow labels starting with uppercase with OverloadedLabels
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        Reporter:  inaki             |                Owner:
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1-rc1
  (Parser)                           |
      Resolution:                    |             Keywords:  ORF
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by inaki):

 Ah, there is actually already #11350 open about the parse failure above.
 But even if the above works I am not sure how to use the construction
 above to deal with cases like `#Just True`, say (i.e. overloaded
 constructors that take arguments).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11671#comment:5>
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