[GHC] #8996: mark more things as const in C codegen

[GHC]

#8996: mark more things as const in C codegen
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        Reporter:  slyfox            |            Owner:
            Type:  feature request   |           Status:  new
        Priority:  normal            |        Milestone:
       Component:  Compiler          |          Version:  7.8.2
  (CodeGen)                          |         Keywords:
      Resolution:                    |     Architecture:  Unknown/Multiple
Operating System:  Unknown/Multiple  |       Difficulty:  Easy (less than 1
 Type of failure:  None/Unknown      |  hour)
       Test Case:                    |       Blocked By:
        Blocking:                    |  Related Tickets:
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Comment (by slyfox):

 I think something, like use cases of
 {{{
 pprLocalness :: CLabel -> SDoc
 pprLocalness lbl | not $ externallyVisibleCLabel lbl = ptext (sLit "static
 ")
                  | otherwise = empty
 }}}
 might be very close to 'const' case.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8996#comment:2>
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