#8716: improve AMP join warning ------------------------------------+------------------------------------- Reporter: aavogt | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ------------------------------------+------------------------------------- Any module that defines a top-level join gets this error: {{{ Local definition of ‛join’ clashes with a future Prelude name - this will become an error in GHC 7.10, under the Applicative-Monad Proposal. }}} This file triggers the warning, but it will keep on working when Prelude exports join: {{{ module M1 (M.join) where join x = x }}} This file will break when Prelude exports join, but there is no warning currently given. {{{ module M2 where import M1 (join) f x = join }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8716 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler