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

[GHC]

#12429: Pattern synonym parse error should recommend enabling extension
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        Reporter:  agibiansky        |                Owner:  ruperthorlick
            Type:  bug               |               Status:  new
        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):
       Wiki Page:                    |
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Changes (by ruperthorlick):

 * owner:  (none) => ruperthorlick
 * testcase:   => parser/should_fail/T12429
 * version:  7.10.3 => 8.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12429#comment:4>
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