Fix DynFlagsTH for GHC 8

This commit is contained in:
Daniel Gröber 2016-02-14 12:24:33 +01:00
parent 20c999e098
commit 2f1681e481
1 changed files with 7 additions and 2 deletions

View File

@ -27,7 +27,12 @@ import Prelude
deriveEqDynFlags :: Q [Dec] -> Q [Dec]
deriveEqDynFlags qds = do
~(TyConI (DataD [] _ [] [ctor] _ )) <- reify ''DynFlags
#if __GLASGOW_HASKELL__ <= 710
~(TyConI (DataD [] _ [] [ctor] _ ))
#else
~(TyConI (DataD [] _ [] _ [ctor] _ ))
#endif
<- reify ''DynFlags
let ~(RecC _ fs) = ctor
a <- newName "a"
@ -83,7 +88,7 @@ deriveEqDynFlags qds = do
|]
return $ AppE (AppE eqfn fa) fb
#if __GLASGOW_HASKELL__ >= 710
#if __GLASGOW_HASKELL__ >= 710 && __GLASGOW_HASKELL__ < 800
"sigOf" -> do
eqfn <- [| let eqfn NotSigOf NotSigOf = True
eqfn (SigOf a') (SigOf b') = a' == b'