[GHC] #8739: ($) returning kind # no longer type checks

[GHC]

#8739: ($) returning kind # no longer type checks
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        Reporter:  NeilMitchell                |            Owner:
            Type:  bug                         |           Status:  merge
        Priority:  normal                      |        Milestone:  7.8.1
       Component:  Compiler                    |          Version:
      Resolution:                              |  7.8.1-rc1
Operating System:  Unknown/Multiple            |         Keywords:
 Type of failure:  None/Unknown                |     Architecture:
       Test Case:  typecheck/should_run/T8739  |  Unknown/Multiple
        Blocking:                              |       Difficulty:  Unknown
                                               |       Blocked By:
                                               |  Related Tickets:
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Changes (by simonpj):

 * status:  infoneeded => merge
 * testcase:   => typecheck/should_run/T8739


Comment:

 OK I've done this.  Since `($)` has a special typing rule anyway, it may
 as well be very special!

 Simon

 PS: Although 7.2 allowed it, if you used `-dcore-lint` it was rejected.
 I've fixed that too.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8739#comment:8>
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