[GHC] #10431: EqualityConstraints extension?

[GHC]

#10431: EqualityConstraints extension?
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        Reporter:  adamgundry        |                   Owner:
            Type:  feature request   |                  Status:  new
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler (Type    |                 Version:  7.11
  checker)                           |                Keywords:
      Resolution:                    |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Comment (by simonpj):

 Yes, that'd be quite possible.  I'm not altogether sure it's worth the
 bother, but if someone wants to do it (and document it), I'd be OK with
 that.

 Simon

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10431#comment:1>
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