#7453: unsafe coerce without extensions
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Reporter:  guest                        |          Owner:                       
  
    Type:  bug                          |         Status:  new                  
  
Priority:  normal                       |      Component:  Compiler (Type 
checker)
 Version:  7.6.1                        |       Keywords:                       
  
      Os:  Unknown/Multiple             |   Architecture:  Unknown/Multiple     
  
 Failure:  GHC accepts invalid program  |      Blockedby:                       
  
Blocking:                               |        Related:                       
  
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Comment(by ekmett):

 You don't even need a newtype:

 {{{
 ghci> let unsafeCoerce v = z () where z :: () -> v; z = aux where aux =
 const v
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7453#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler

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