1 files changed, 14 insertions, 0 deletions
diff --git a/testsuite/tests/saks/should_compile/T16731.hs b/testsuite/tests/saks/should_compile/T16731.hs
new file mode 100644
index 0000000000..c2051f678d
--- /dev/null
+++ b/testsuite/tests/saks/should_compile/T16731.hs
@@ -0,0 +1,14 @@
+{-# LANGUAGE StandaloneKindSignatures #-}
+{-# LANGUAGE DeriveAnyClass #-}
+{-# LANGUAGE MultiParamTypeClasses #-}
+{-# LANGUAGE PolyKinds #-}
+{-# LANGUAGE ScopedTypeVariables #-}
+
+module T16731 where
+
+import Data.Kind
+
+class C (a :: Type) (b :: Type)
+
+type T :: forall a. a -> Type
+data T (x :: z) deriving (C z)