#10194: Shouldn't this require ImpredicativeTypes? -------------------------------------+------------------------------------- Reporter: kosmikus | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler (Type | Version: 7.8.4 checker) | Keywords: Resolution: | Architecture: Operating System: Unknown/Multiple | Unknown/Multiple Type of failure: GHC accepts | Test Case: invalid program | Blocking: Blocked By: | Differential Revisions: Related Tickets: | -------------------------------------+------------------------------------- Comment (by Simon Peyton Jones <simonpj@…>): In [changeset:"553c5182156c5e4c15e3bd1c17c6d83a95a6c408/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="553c5182156c5e4c15e3bd1c17c6d83a95a6c408" Look inside synonyms for foralls when unifying This fixes Trac #10194 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10194#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler