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

[GHC]

#11961: PatBind test suite failure with `-DDEBUG`
-------------------------------------+-------------------------------------
        Reporter:  nomeata           |                Owner:  simonpj
            Type:  bug               |               Status:  closed
        Priority:  high              |            Milestone:
       Component:  Compiler          |              Version:  8.1
      Resolution:  fixed             |             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 simonpj):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 Fixed by one of my recent commits:
 {{{
 commit 9dbf5f5c63f6ffde86c2faab60c97e97c77a27c3
     Tidy up partial-sig quantification

 commit e1ff2b4950a02bc26b9ab36c9c589a8156e324bd
     Fix partial sigs and pattern bindings interaction

 commit 76d9156f6446d87e0f859a44959d63c2067fc805
     Emit wild-card constraints in the right place
 }}}
 I forget which one -- but fixing this bug is what started me down the
 road!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11961#comment:2>
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