#12094: Unlifted types and pattern synonym signatures -------------------------------------+------------------------------------- Reporter: akio | Owner: Type: bug | Status: merge Priority: normal | Milestone: Component: Compiler (Type | Version: 8.0.1 checker) | Keywords: Resolution: | PatternSynonyms Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D2255 Wiki Page: | -------------------------------------+------------------------------------- Comment (by Iceland_jack): Bidirectional form also works {{{#!hs -- ghci> let a@(I# Zero) = I# Zero in a -- 0 pattern Zero = 0# }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12094#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler