[GHC] #11343: Unable to infer type when using DuplicateRecordFields

[GHC]

#11343: Unable to infer type when using DuplicateRecordFields
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        Reporter:  mpickering        |                Owner:  adamgundry
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  7.11
  checker)                           |
      Resolution:                    |             Keywords:  ORF
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by simonpj):

 The trouble is that it's hard to say precisely when inference should
 succeed.  How would you suggest writing the specification of what is and
 is not accepted?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11343#comment:4>
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