[GHC] #11651: Allow plugins to define built-in rules

[GHC]

#11651: Allow plugins to define built-in rules
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        Reporter:  simonpj           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"e193f66669eda712e832a05349055f8e518f770a/ghc"
 e193f666/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="e193f66669eda712e832a05349055f8e518f770a"
 Filter out BuiltinRules in occurrence analysis

 Fixes Trac #11651.  Merge to 8.0.
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11651#comment:2>
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