#13394: PatternSynonyms/OverloadedStrings regression in GHC HEAD -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: (none) Type: bug | Status: new Priority: highest | Milestone: 8.2.1 Component: Compiler | Version: 8.1 Resolution: | Keywords: | PatternSynonyms Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: Compile-time | Test Case: crash or panic | polykinds/T13394 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Simon Peyton Jones <simonpj@…>): In [changeset:"bc0f3abd0914808e33f84229818ab90842611bdd/ghc" bc0f3ab/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="bc0f3abd0914808e33f84229818ab90842611bdd" Deal with JoinIds before void types Trac #13394, comment:4 showed up another place where we were testing for the representation of of a type; and it turned out to be a JoinId which can be rep-polymorphic. Just putting the test in the right places solves this easily. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13394#comment:5> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler