#13106: impossible happened: initTc: unsolved constraints -------------------------------------+------------------------------------- Reporter: codygman | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: | Keywords: initTc 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 RyanGlScott): A minimal reproducible test case is: {{{#!hs {-# LANGUAGE TemplateHaskell #-} module Main (main) where main :: IO () main = do cp minimal-frames-lookup-map.ps minimal-frames-lookup-map_hd.ps cp minimal-frames-lookup-map.ps minimal-frames-lookup-map_hy.ps }}} Or even more minimally: {{{#!hs {-# LANGUAGE TemplateHaskell #-} module Main (main) where main :: IO () main = do cp cp }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13106#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler