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-rw-r--r--compiler/GHC/Hs/Instances.hs10
1 files changed, 10 insertions, 0 deletions
diff --git a/compiler/GHC/Hs/Instances.hs b/compiler/GHC/Hs/Instances.hs
index e49406d484..c66488e770 100644
--- a/compiler/GHC/Hs/Instances.hs
+++ b/compiler/GHC/Hs/Instances.hs
@@ -415,6 +415,16 @@ deriving instance Data (HsType GhcPs)
deriving instance Data (HsType GhcRn)
deriving instance Data (HsType GhcTc)
+-- deriving instance (DataIdLR p p) => Data (HsArrow p)
+deriving instance Data (HsArrow GhcPs)
+deriving instance Data (HsArrow GhcRn)
+deriving instance Data (HsArrow GhcTc)
+
+-- deriving instance (DataIdLR p p) => Data (HsScaled p a)
+deriving instance Data thing => Data (HsScaled GhcPs thing)
+deriving instance Data thing => Data (HsScaled GhcRn thing)
+deriving instance Data thing => Data (HsScaled GhcTc thing)
+
deriving instance Data (LHsTypeArg GhcPs)
deriving instance Data (LHsTypeArg GhcRn)
deriving instance Data (LHsTypeArg GhcTc)