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{-# LANGUAGE TemplateHaskell #-}
module T16104_Plugin (plugin) where
import GhcPlugins
import Data.Bits
plugin :: Plugin
plugin = defaultPlugin {installCoreToDos = install}
where install _ todos = return (test : todos)
test = CoreDoPluginPass "Test" check
check :: ModGuts -> CoreM ModGuts
check m = do mbN <- thNameToGhcName 'complement
case mbN of
Just _ -> liftIO $ putStrLn "Found complement!"
Nothing -> error "Failed to locate complement"
return m
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