#15346: Core Lint error in GHC 8.6.1: From-type of Cast differs from type of enclosed expression -------------------------------------+------------------------------------- Reporter: RyanGlScott | Owner: (none) Type: bug | Status: new Priority: normal | 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 Ryan Scott <ryan.gl.scott@…>): In [changeset:"6595bee749ddb49d9058ed47ab7c1b6e7558ae17/ghc" 6595bee/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="6595bee749ddb49d9058ed47ab7c1b6e7558ae17" Define an Outputable MCoercion instance Summary: I needed this when debugging #15346. Test Plan: Does it compile? It does? Cool. Reviewers: bgamari, mpickering Reviewed By: mpickering Subscribers: rwbarton, thomie, carter GHC Trac Issues: #15311 Differential Revision: https://phabricator.haskell.org/D4944 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15346#comment:9> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler