[GHC] #11961: PatBind test suite failure with `-DDEBUG`

[GHC]

#11961: PatBind test suite failure with `-DDEBUG`
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        Reporter:  nomeata           |                Owner:  simonpj
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:
       Component:  Compiler          |              Version:  8.1
      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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Changes (by nomeata):

 * owner:   => simonpj


Comment:

 Unless I am mistaken, this was introduced with simon’s
 changeset:9de405d7a7e746213238375dbbc69e9b5ea8c394/ghc. I take the liberty
 of assigning this to you, Simon.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11961#comment:1>
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