#14873: GHC HEAD regression (piResultTy) -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: goldfire Type: bug | Status: new Priority: highest | Milestone: 8.6.1 Component: Compiler (Type | Version: 8.5 checker) | Resolution: | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Richard Eisenberg <rae@…>): In [changeset:"cf67e59a90bcaba657a9f5db3d5defb6289c274f/ghc" cf67e59a/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="cf67e59a90bcaba657a9f5db3d5defb6289c274f" Expand and implement Note [The tcType invariant] Read that note -- it's necessary to make sure that we can always call typeKind without panicking. As discussed on #14873, there were more checks and zonking to do, implemented here. There are no known bugs fixed by this patch, but there are likely unknown ones. }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14873#comment:8> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler