[GHC] #12429: Pattern synonym parse error should recommend enabling extension

[GHC]

#12429: Pattern synonym parse error should recommend enabling extension
-------------------------------------+-------------------------------------
        Reporter:  agibiansky        |                Owner:  ruperthorlick
            Type:  bug               |               Status:  patch
        Priority:  low               |            Milestone:
       Component:  Compiler          |              Version:  8.1
      Resolution:                    |             Keywords:
                                     |  PatternSynonyms, newcomer
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  parser/should_fail/T12429
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3261
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by ruperthorlick):

 * status:  new => patch
 * differential:   => Phab:D3261


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12429#comment:5>
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