[GHC] #5948: Parentheses needed when declaring a type synonym with ':

[GHC]

#5948: Parentheses needed when declaring a type synonym with ':
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    Reporter:  goldfire           |       Owner:  pcapriotti               
        Type:  bug                |      Status:  new                      
    Priority:  normal             |   Milestone:                           
   Component:  Compiler (Parser)  |     Version:  7.5                      
    Keywords:  DataKinds          |          Os:  Unknown/Multiple         
Architecture:  Unknown/Multiple   |     Failure:  GHC rejects valid program
  Difficulty:  Unknown            |    Testcase:                           
   Blockedby:                     |    Blocking:                           
     Related:                     |  
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Comment(by p.capriotti@…):

 commit f0d10e348d29c19a439d921dfbfb0c66a02f6b75
 {{{
 Author: Paolo Capriotti <p.capriotti at gmail.com>
 Date:   Fri Apr 6 15:01:01 2012 +0100

     Allow promoted constructors in the typedoc production (#5948)

  compiler/parser/Parser.y.pp |    3 +++
  1 files changed, 3 insertions(+), 0 deletions(-)
 }}}

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5948#comment:2>
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