#12174: Recursive use of type-in-type results in infinite loop -------------------------------------+------------------------------------- Reporter: ezyang | Owner: goldfire Type: bug | Status: new Priority: normal | Milestone: Component: Compiler (Type | Version: 8.0.1 checker) | Resolution: | Keywords: TypeInType Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by fumieval): Probably a similar issue: {{{ {-# LANGUAGE TypeInType #-} import Data.Proxy data A a = A (Proxy (a :: A)) }}} results in `*** Exception: stack overflow` -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/12174#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler