#5498: Generalized newtype deriving allows creating of instances I can't create by hand -----------------------------------------------+--------------------------- Reporter: dterei | Owner: Type: bug | Status: closed Priority: normal | Milestone: 7.6.2 Component: Compiler | Version: 7.3 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Test Case: deriving/should_fail/T5498 | Difficulty: Unknown Blocking: | Blocked By: 1496 | Related Tickets: -----------------------------------------------+--------------------------- Comment (by Simon Peyton Jones ): In [changeset:"1285af76c32c84332835d5d430146403bf610796/testsuite"]: {{{ #!CommitTicketReference repository="testsuite" revision="1285af76c32c84332835d5d430146403bf610796" Test Trac #5498 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/5498#comment:11 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler