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-rw-r--r--compiler/Language/Haskell/Syntax/Extension.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/Language/Haskell/Syntax/Extension.hs b/compiler/Language/Haskell/Syntax/Extension.hs
index 9ad16c0cd7..ce1ac48647 100644
--- a/compiler/Language/Haskell/Syntax/Extension.hs
+++ b/compiler/Language/Haskell/Syntax/Extension.hs
@@ -66,7 +66,7 @@ See also Note [IsPass] and Note [NoGhcTc] in GHC.Hs.Extension.
-}
-- | A placeholder type for TTG extension points that are not currently
--- unused to represent any particular value.
+-- used to represent any particular value.
--
-- This should not be confused with 'DataConCantHappen', which are found in unused
-- extension /constructors/ and therefore should never be inhabited. In
@@ -591,6 +591,7 @@ type family XBangPat x
type family XListPat x
type family XTuplePat x
type family XSumPat x
+type family XOrPat x
type family XConPat x
type family XViewPat x
type family XSplicePat x