[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 adamgundry):

 Thanks for expanding on your use case! I think you've convinced me that
 overloaded labels can just as well be used for overloading constructors as
 overloading field names, and hence it makes sense to allow the initial
 uppercase letter.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11671#comment:3>
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