[GHC] #15050: ScopedTypeVariables could allow more programs

[GHC]

#15050: ScopedTypeVariables could allow more programs
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        Reporter:  nomeata           |                Owner:  (none)
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.4.1
      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 Joachim Breitner <mail@…>):

 In [changeset:"f04ac4d4d0811f48c68fecacefb262039ee33239/ghc"
 f04ac4d4/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="f04ac4d4d0811f48c68fecacefb262039ee33239"
 Add testcase for #15050

 so that we notice if someone accidentially implements this...
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15050#comment:11>
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