ghc-8.10.1: utils/Outputable.hs-boot
module Outputable where import GhcPrelude import GHC.Stack( HasCallStack ) data SDoc showSDocUnsafe :: SDoc -> String warnPprTrace :: HasCallStack => Bool -> String -> Int -> SDoc -> a -> a text :: String -> SDoc
module Outputable where import GhcPrelude import GHC.Stack( HasCallStack ) data SDoc showSDocUnsafe :: SDoc -> String warnPprTrace :: HasCallStack => Bool -> String -> Int -> SDoc -> a -> a text :: String -> SDoc