[GHC] #11700: pattern match bug

[GHC]

#11700: pattern match bug
-------------------------------------+-------------------------------------
        Reporter:  TobyGoodwin       |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  7.10.3
  checker)                           |
      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:                    |
-------------------------------------+-------------------------------------
Changes (by thomie):

 * testcase:  https://github.com/TobyGoodwin/odd-ghc-pattern-bug =>
 * component:  Compiler => Compiler (Type checker)


Comment:

 @simonpj: like TobyGoodwin said, the example from comment:4 doesn't have
 any dependencies.

 This bug goes back to at least ghc-7.8.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11700#comment:7>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler