#7401: Can't derive instance for Eq when datatype has no constructor, while it is trivial do do so. -------------------------------------+------------------------------------- Reporter: jpbernardy | Owner: (none) Type: feature request | Status: closed Priority: normal | Milestone: 8.4.1 Component: Compiler | Version: 7.6.1 Resolution: fixed | Keywords: deriving, | newcomer Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: GHC rejects | Test Case: valid program | deriving/should_run/T7401, | deriving/should_run/T7401_fail Blocked By: | Blocking: Related Tickets: #10577, #13117 | Differential Rev(s): Phab:D4047 Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * status: patch => closed * testcase: => deriving/should_run/T7401, deriving/should_run/T7401_fail * resolution: => fixed * milestone: => 8.4.1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/7401#comment:54 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler