#7347: Existential data constructors should not be promoted ---------------------------------+------------------------------------------ Reporter: simonpj | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.1 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------
Comment(by simonpj): As far as I know, we don't currently have a mechanism for pattern matching on an existential data constructor at the type level. I'm pretty sure that 7.6.1 is broken in this respect. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7347#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler _______________________________________________ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs