[GHC] #8417: Pattern matching on OverloadedLists is erratic

[GHC]

#8417: Pattern matching on OverloadedLists is erratic
------------------------------------------------+--------------------------
        Reporter:  monoidal                     |            Owner:
            Type:  bug                          |           Status:  closed
        Priority:  normal                       |        Milestone:
       Component:  Compiler (Type checker)      |          Version:  7.7
      Resolution:  invalid                      |         Keywords:
Operating System:  Unknown/Multiple             |     Architecture:
 Type of failure:  GHC accepts invalid program  |  Unknown/Multiple
       Test Case:                               |       Difficulty:
        Blocking:                               |  Unknown
                                                |       Blocked By:
                                                |  Related Tickets:
------------------------------------------------+--------------------------
Changes (by monoidal):

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


Comment:

 I'm wrong, `not` works as a wildcard pattern.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8417#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler