#7880: Require "forall" in definitions of polymorphic types ---------------------------------+------------------------------------------ Reporter: monoidal | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: GHC accepts invalid program Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Comment(by simonpj): That is true but seems horribly ad hoc. It would be simpler and more uniform just to say that "=>" doesn't trigger an implicit quantification point. -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/7880#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler