[GHC] #10595: BuiltinRules override other rules in some cases.

[GHC]

#10595: BuiltinRules override other rules in some cases.
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        Reporter:  gjsimms           |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  high              |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by NicX):

 Seconding gjsimms comment re. rulesTest.hs.
 That version uses exp' (defined on lines 6-7) instead of exp so the
 comment on line 13 should say:

 -- PASS should print 2.718281828459045

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10595#comment:2>
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