#13603: Can't resolve levity polymorphic superclass -------------------------------------+------------------------------------- Reporter: Iceland_jack | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: 8.2.1 Component: Compiler | Version: 8.0.1 Resolution: fixed | Keywords: | LevityPolymorphism, TypeInType Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: | typecheck/should_compile/T13603 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D3489 Wiki Page: | -------------------------------------+------------------------------------- Comment (by goldfire): I doubt it. Levity polymorphism is opt-in. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13603#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler