[GHC] #7268: Explicit type signatures for top level record pattern matches polymorphism fail

[GHC]

#7268: Explicit type signatures for top level record pattern matches polymorphism
fail
----------------------------------------+-----------------------------------
    Reporter:  TristanAllwood           |       Owner:  simonpj                  
        Type:  bug                      |      Status:  new                      
    Priority:  normal                   |   Milestone:  7.8.1                    
   Component:  Compiler (Type checker)  |     Version:  7.4.1                    
    Keywords:                           |          Os:  Unknown/Multiple         
Architecture:  Unknown/Multiple         |     Failure:  GHC rejects valid program
  Difficulty:  Unknown                  |    Testcase:                           
   Blockedby:                           |    Blocking:                           
     Related:                           |  
----------------------------------------+-----------------------------------
Changes (by igloo):

  * owner:  => simonpj
  * difficulty:  => Unknown
  * milestone:  => 7.8.1


Comment:

 Thanks for the report. Simon, could you take a look at what the expected
 behaviour is here, please?

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7268#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler