[GHC] #10428: GHC cannot match representations using Coercible constraint

[GHC]

#10428: GHC cannot match representations using Coercible constraint
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        Reporter:  crockeea          |                Owner:  goldfire
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.1
      Resolution:  duplicate         |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  typecheck/should_compile/T10428
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by bgamari):

 * milestone:  7.10.3 => 8.0.1


Comment:

 Sadly this won't be fixed in 7.10.3 either on account of the fix depending
 upon a rather large patch that would be quite tricky to backport (see
 #10494).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10428#comment:8>
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