[GHC] #5728: Warnings from -fwarn-incomplete-record-updates even with all constructors matched

[GHC]

#5728: Warnings from -fwarn-incomplete-record-updates even with all constructors
matched
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        Reporter:  mjo               |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  ⊥
       Component:  Compiler          |              Version:  7.4.1
      Resolution:  duplicate         |             Keywords:  warnings
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  warning at compile-time            |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by mpickering):

 I think this is out of scope of the pattern match checker.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5728#comment:11>
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