#5618: TH cannot splice patterns in declaration quotes -------------------------------------+------------------------------------- Reporter: Lennart | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Template Haskell | Version: 7.2.1 Resolution: invalid | 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 heisenbug): It seems to work in GHC v8.2.x: {{{#!haskell Prelude Language.Haskell.TH> runQ ((\p -> [d| $(p) = 1 |] ) [p| hhh|]) >>= print [ValD (VarP hhh_1) (NormalB (LitE (IntegerL 1))) []] }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/5618#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler