#10713: Type family not reducing over data family -------------------------------------+------------------------------------- Reporter: acowley | Owner: goldfire Type: bug | Status: new Priority: normal | Milestone: Component: Compiler (Type | Version: 7.8.4 checker) | Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by Richard Eisenberg <eir@…>): In [changeset:"f063bd5413edf40f1b48e0f958410dcb6bf20b68/ghc" f063bd54/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="f063bd5413edf40f1b48e0f958410dcb6bf20b68" Fix #10713. When doing the apartness/flattening thing, we really only need to eliminate non-generative tycons, not *all* families. (Data families are indeed generative!) }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10713#comment:3> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler