testsuite/tests/ghc-regress/th/T4169.hs


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{-# LANGUAGE TemplateHaskell #-}

-- Crashed GHC 6.12

module T4165 where

import Language.Haskell.TH
class Numeric a where
    fromIntegerNum :: a
    fromIntegerNum = undefined

ast :: Q [Dec]
ast = [d|
    instance Numeric Int
    |]