#14270: GHC HEAD's ghc-stage1 panics on Data.Typeable.Internal -------------------------------------+------------------------------------- Reporter: hvr | Owner: bgamari Type: bug | Status: new Priority: high | Milestone: 8.4.1 Component: Compiler | Version: 8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash or panic | Test Case: Blocked By: | Blocking: Related Tickets: #14236 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Herbert Valerio Riedel <hvr@…>): In [changeset:"9c7d0657e2d6c626c6aa7aac061820e8828b857e/ghc" 9c7d065/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="9c7d0657e2d6c626c6aa7aac061820e8828b857e" Revert "Typeable: Allow App to match arrow types" This reverts commit cc6be3a2f23c9b2e04f9f491099149e1e1d4d20b. because it caused the regression #14270 which according to Richard probably doesn't have an easy fix. So this one goes back to the drawning board. This reopens #14236 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14270#comment:8> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler