[GHC] #8542: Suggest NegativeLiterals

[GHC]

#8542: Suggest NegativeLiterals
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        Reporter:  monoidal          |            Owner:
            Type:  bug               |           Status:  patch
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.7
      Resolution:                    |         Keywords:
Operating System:  Unknown/Multiple  |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown      |       Difficulty:  Unknown
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"2081bdcb60ba4950d280fff542f10dd9f8231fb6/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="2081bdcb60ba4950d280fff542f10dd9f8231fb6"
 Add suggestion of -XNegativeLiterals

 Based on a draft from Krzysztof Gogolewski.
 Fixes Trac #8542
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8542#comment:3>
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