[GHC] #13261: Consider moving Typeable evidence generation wholly back to solver

[GHC]

#13261: Consider moving Typeable evidence generation wholly back to solver
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        Reporter:  bgamari           |                Owner:  (none)
            Type:  task              |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #12276            |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"42ff5d97b486d50b0d10e474f47e86822bb71ace/ghc"
 42ff5d97/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="42ff5d97b486d50b0d10e474f47e86822bb71ace"
 Disable Typeable binding generation for unboxed sums

 These things are simply too expensive to generate at the moment. More
 work is needed here; see #13276 and #13261.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13261#comment:7>
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