Re: [GHC] #5529: Newtypes with hidden constructors cannot be passed as FFI arguments

#5529: Newtypes with hidden constructors cannot be passed as FFI arguments ---------------------------------------+--------------------------------- Reporter: mikhail.vorozhtsov | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.3 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: ---------------------------------------+--------------------------------- Comment (by Ben Gamari ): In [changeset:"a28611b14930c9fd73b0028857e1ea8c0e64a38a/ghc" a28611b/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="a28611b14930c9fd73b0028857e1ea8c0e64a38a" Export constructors for IntPtr and WordPtr This finishes what #5529 started by exporting the constructors for `IntPtr` and `WordPtr` from `Foreign.Ptr`, allowing them to be used in `foreign` declarations. Fixes #11983. Test Plan: `make TEST=T11983` Reviewers: simonpj, hvr, bgamari, austin Reviewed By: simonpj Subscribers: simonpj, thomie Differential Revision: https://phabricator.haskell.org/D2142 GHC Trac Issues: #11983 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/5529#comment:16 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler