[GHC] #8528: Preprocessor issues building GHC HEAD on Mavericks

[GHC]

#8528: Preprocessor issues building GHC HEAD on Mavericks
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        Reporter:  guest                |            Owner:
            Type:  bug                  |           Status:  new
        Priority:  high                 |        Milestone:
       Component:  Compiler             |          Version:  7.7
      Resolution:                       |         Keywords:  clang
Operating System:  MacOS X              |     Architecture:  x86_64 (amd64)
 Type of failure:  Building GHC failed  |       Difficulty:  Unknown
       Test Case:                       |       Blocked By:
        Blocking:                       |  Related Tickets:  #8480
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Comment (by nkpart):

 Diffing the generated Lexer.hs file:
 {{{
 ∴ diff Lexer-3.1.0.hs Lexer-3.1.2.hs
 123,124c123,124
 < {-# LINE 1 "<command-line>" #-}
 < {-# LINE 1 "templates/GenericTemplate.hs" #-}
 ---
 > # 1 "<built-in>" 1
 > # 1 "templates/GenericTemplate.hs" 2
 133a134
 >
 140c141
 < #if __GLASGOW_HASKELL__ > 706
 ---
 >  #if __GLASGOW_HASKELL__ > 706
 146a148
 >
 194c196
 < #if __GLASGOW_HASKELL__ < 503
 ---
 >  #if __GLASGOW_HASKELL__ < 503
 281a284
 >
 297a301
 >
 301a306
 >
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8528#comment:5>
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