#12546: GeneralizedNewtypeDeriving produces error messages with incorrect kind signatures -------------------------------------+------------------------------------- Reporter: lexi.lambda | Owner: mniip Type: bug | Status: patch Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Incorrect | Unknown/Multiple warning at compile-time | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D2484 Wiki Page: | -------------------------------------+------------------------------------- Comment (by Ben Gamari <ben@…>): In [changeset:"8d00175f4ba969ca5f4edf26b0e8593a79d4f508/ghc" 8d00175/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="8d00175f4ba969ca5f4edf26b0e8593a79d4f508" Less scary arity mismatch error message when deriving Test Plan: Corrected a few tests to include the new message. Reviewers: goldfire, austin, bgamari Reviewed By: bgamari Subscribers: goldfire, thomie Differential Revision: https://phabricator.haskell.org/D2484 GHC Trac Issues: #12546 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12546#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler