[GHC] #14677: Code generator does not correctly tag a pointer

[GHC]

#14677: Code generator does not correctly tag a pointer
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        Reporter:  simonpj           |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:  14626
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by heisenbug):

 Replying to [comment:1 simonpj]:
 > Try this (untested) patch. It works for the particular example.
 >
 > In haste...

 Looks like this is a definitive improvement. At least I get a non-
 crasching stage2 compiler. Can you bring this to `master`?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14677#comment:4>
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