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Support GHC 8.8 #19

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10 changes: 9 additions & 1 deletion Data/Vector/Unboxed/Deriving.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -126,7 +126,11 @@ derivingUnbox name argsQ toRepQ fromRepQ = do
# define MAYBE_KIND
# define MAYBE_OVERLAP
#endif
#if MIN_VERSION_template_haskell(2,15,0)
let newtypeMVector = NewtypeInstD [] Nothing (ConT ''MVector `AppT` s `AppT` typ) MAYBE_KIND
#else
let newtypeMVector = NewtypeInstD [] ''MVector [s, typ] MAYBE_KIND
#endif
(NormalC mvName [(lazy, ConT ''MVector `AppT` s `AppT` rep)]) []
let mvCon = ConE mvName
let instanceMVector = InstanceD MAYBE_OVERLAP cxts
Expand All @@ -147,8 +151,13 @@ derivingUnbox name argsQ toRepQ fromRepQ = do
, wrap 'M.basicUnsafeMove [mv, mv'] id
, wrap 'M.basicUnsafeGrow [mv, n] (liftE mvCon) ]

#if MIN_VERSION_template_haskell(2,15,0)
let newtypeVector = NewtypeInstD [] Nothing (ConT ''Vector `AppT` typ) MAYBE_KIND
(NormalC vName [(lazy, ConT ''Vector `AppT` rep)]) []
#else
let newtypeVector = NewtypeInstD [] ''Vector [typ] MAYBE_KIND
(NormalC vName [(lazy, ConT ''Vector `AppT` rep)]) []
#endif
let vCon = ConE vName
let instanceVector = InstanceD MAYBE_OVERLAP cxts
(ConT ''G.Vector `AppT` ConT ''Vector `AppT` typ) $ concat
Expand Down Expand Up @@ -193,4 +202,3 @@ Consult the <https://github.com/liyang/vector-th-unbox/blob/master/tests/sanity.
for a working example.

-}