[GHC] #393: functions without implementations

[GHC]

#393: functions without implementations
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    Reporter:  c_maeder                 |        Owner:  simonpj    
        Type:  feature request          |       Status:  new        
    Priority:  normal                   |    Milestone:  6.8        
   Component:  Compiler (Type checker)  |      Version:  None       
    Severity:  normal                   |   Resolution:  None       
    Keywords:                           |   Difficulty:  Easy (1 hr)
          Os:  Multiple                 |     Testcase:             
Architecture:  Multiple                 |  
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Comment (by guest):

 from my POV, it's even faster to write "f=undefined" rather than
 signature, but i don't use sugnatures anyway :)

 btw, if this feature will be implemented, it will be better to generate

 f = error "Call to undefined f declared at Foo.hs:63"

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/393>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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