3 files changed, 9 insertions, 7 deletions
diff --git a/haddock-api/src/Haddock/Interface/Create.hs b/haddock-api/src/Haddock/Interface/Create.hs
index ffaec7f1..46f0cfe8 100644
--- a/haddock-api/src/Haddock/Interface/Create.hs
+++ b/haddock-api/src/Haddock/Interface/Create.hs
@@ -56,6 +56,7 @@ import GHC.Types.Basic ( StringLiteral(..), SourceText(..), PromotionFlag(..) )
 import qualified GHC.Utils.Outputable as O
 import GHC.Utils.Panic
 import GHC.HsToCore.Docs hiding (mkMaps)
+import GHC.Parser.Annotation (IsUnicodeSyntax(..))
 
 
 -- | Use a 'TypecheckedModule' to produce an 'Interface'.
@@ -957,7 +958,7 @@ extractPatternSyn nm t tvs cons =
     in PatSynSig noExtField [noLoc nm] (mkEmptyImplicitBndrs typ'')
 
   longArrow :: [LHsType GhcRn] -> LHsType GhcRn -> LHsType GhcRn
-  longArrow inputs output = foldr (\x y -> noLoc (HsFunTy noExtField HsUnrestrictedArrow x y)) output inputs
+  longArrow inputs output = foldr (\x y -> noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) x y)) output inputs
 
   data_ty con
     | ConDeclGADT{} <- con = con_res_ty con
@@ -974,7 +975,7 @@ extractRecSel _ _ _ [] = error "extractRecSel: selector not found"
 extractRecSel nm t tvs (L _ con : rest) =
   case getConArgs con of
     RecCon (L _ fields) | ((l,L _ (ConDeclField _ _nn ty _)) : _) <- matching_fields fields ->
-      L l (TypeSig noExtField [noLoc nm] (mkEmptySigWcType (noLoc (HsFunTy noExtField HsUnrestrictedArrow data_ty (getBangType ty)))))
+      L l (TypeSig noExtField [noLoc nm] (mkEmptySigWcType (noLoc (HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) data_ty (getBangType ty)))))
     _ -> extractRecSel nm t tvs rest
  where
   matching_fields :: [LConDeclField GhcRn] -> [(SrcSpan, LConDeclField GhcRn)]
diff --git a/haddock-api/src/Haddock/Interface/Rename.hs b/haddock-api/src/Haddock/Interface/Rename.hs
index 39a1ae17..67439383 100644
--- a/haddock-api/src/Haddock/Interface/Rename.hs
+++ b/haddock-api/src/Haddock/Interface/Rename.hs
@@ -223,9 +223,9 @@ renameMaybeInjectivityAnn :: Maybe (LInjectivityAnn GhcRn)
 renameMaybeInjectivityAnn = traverse renameInjectivityAnn
 
 renameArrow :: HsArrow GhcRn -> RnM (HsArrow DocNameI)
-renameArrow HsUnrestrictedArrow = return HsUnrestrictedArrow
-renameArrow HsLinearArrow = return HsLinearArrow
-renameArrow (HsExplicitMult p) = HsExplicitMult <$> renameLType p
+renameArrow (HsUnrestrictedArrow u) = return (HsUnrestrictedArrow u)
+renameArrow (HsLinearArrow u) = return (HsLinearArrow u)
+renameArrow (HsExplicitMult u p) = HsExplicitMult u <$> renameLType p
 
 renameType :: HsType GhcRn -> RnM (HsType DocNameI)
 renameType t = case t of
diff --git a/haddock-api/src/Haddock/Interface/Specialize.hs b/haddock-api/src/Haddock/Interface/Specialize.hs
index 28806f04..ad5063b3 100644
--- a/haddock-api/src/Haddock/Interface/Specialize.hs
+++ b/haddock-api/src/Haddock/Interface/Specialize.hs
@@ -17,6 +17,7 @@ import GHC
 import GHC.Types.Name
 import GHC.Data.FastString
 import GHC.Builtin.Types ( listTyConName, unrestrictedFunTyConName )
+import GHC.Parser.Annotation (IsUnicodeSyntax(..))
 
 import Control.Monad
 import Control.Monad.Trans.State
@@ -136,7 +137,7 @@ sugarTuples typ =
 sugarOperators :: NamedThing (IdP (GhcPass p)) => HsType (GhcPass p) -> HsType (GhcPass p)
 sugarOperators (HsAppTy _ (L _ (HsAppTy _ (L _ (HsTyVar _ _ (L l name))) la)) lb)
     | isSymOcc $ getOccName name' = mkHsOpTy la (L l name) lb
-    | unrestrictedFunTyConName == name' = HsFunTy noExtField HsUnrestrictedArrow la lb
+    | unrestrictedFunTyConName == name' = HsFunTy noExtField (HsUnrestrictedArrow NormalSyntax) la lb
   where
     name' = getName name
 sugarOperators typ = typ
@@ -290,7 +291,7 @@ renameType t@(HsTyLit _ _) = pure t
 renameType (HsWildCardTy wc) = pure (HsWildCardTy wc)
 
 renameHsArrow :: HsArrow GhcRn -> Rename (IdP GhcRn) (HsArrow GhcRn)
-renameHsArrow (HsExplicitMult p) = HsExplicitMult <$> renameLType p
+renameHsArrow (HsExplicitMult u p) = HsExplicitMult u <$> renameLType p
 renameHsArrow mult = pure mult