A 3 "*** Exception: /tmp/tmp.t0h0pMgwWb.hs:(4,1)-(5,14): Non-exhaustive
#11367: [Regression] Pattern synonyms -------------------------------------+------------------------------------- Reporter: Iceland_jack | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: GHC rejects | Unknown/Multiple valid program | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Iceland_jack): Small note: When a pattern synonym is non-exhaustive its name is mangled: {{{ patterns in function $bA }}} It would be preferable to emit “Non-exhaustive patterns in pattern synonym A”. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11367#comment:1 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler