1 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/tests/gadt/T14808.hs b/testsuite/tests/gadt/T14808.hs
new file mode 100644
index 0000000000..726f502789
--- /dev/null
+++ b/testsuite/tests/gadt/T14808.hs
@@ -0,0 +1,12 @@
+{-# LANGUAGE ConstraintKinds #-}
+{-# LANGUAGE GADTs #-}
+{-# LANGUAGE TypeApplications #-}
+module T14808 where
+
+import Data.Kind
+
+data ECC ctx f a where
+  ECC :: ctx => f a -> ECC ctx f a
+
+f :: [()] -> ECC () [] ()
+f = ECC @() @[] @()