#11610: Remove IEThingAll constructor from IE datatype -------------------------------------+------------------------------------- Reporter: mpickering | Owner: Type: task | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.10.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by mpickering): Yes, Today you can write {{{#!hs {-# LANGUAGE PatternSynonyms #-} module Foo(T(.., P)) where data T = T pattern P :: T pattern P = T }}} which is documented here - http://downloads.haskell.org/~ghc/8.0.1-rc2/docs/html/users_guide/glasgow_ex... #import-and-export-of-pattern-synonyms -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11610#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler