Re: [GHC] #12791: Superclass methods could be more aggressively specialised.

1 Nov 2016

      #12791: Superclass methods could be more aggressively specialised.
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        Reporter:  mpickering        |                Owner:
            Type:  bug               |               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:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by mpickering):

 Here is one example,

 https://github.com/reflex-frp/reflex-
 dom/blob/c51a5585860db17ce63601524340f09cb75f0129/src/Reflex/Dom/Builder/Class.hs#L68

 `DomBuilder` has two type parameters `m` and `t`, `Reflex t` is used as a
 super class constraint.

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Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12791#comment:11
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