#14618: Higher rank typechecking is broken -------------------------------------+------------------------------------- Reporter: mniip | Owner: (none) Type: bug | Status: merge Priority: highest | Milestone: 8.4.1 Component: Compiler (Type | Version: 8.2.2 checker) | Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: GHC accepts | Test Case: invalid program | typecheck/should_fail/T14618 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by goldfire): * status: new => merge * testcase: => typecheck/should_fail/T14618 * milestone: => 8.4.1 Comment: You can see the commit. It was just a simple oversight in propagating an instantiating substitution. This should certainly be merged. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14618#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler