#7436: Derived Foldable and Traversable instances become extremely inefficient due to eta-expansion -------------------------------------+------------------------------------- Reporter: shachaf | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: 7.6.3 Component: Compiler | Version: 7.6.1 Resolution: fixed | Keywords: deriving Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: Runtime | Test Case: performance bug | perf/should_runt/T7436 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by RyanGlScott): * keywords: => deriving -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/7436#comment:25 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler