diff --git a/ghc/tests/typecheck/should_compile/tc078.hs b/ghc/tests/typecheck/should_compile/tc078.hs
new file mode 100644
index 0000000000000000000000000000000000000000..4625f65ac09bb212cd7e8d4e8fdd7ae40e8f6e77
--- /dev/null
+++ b/ghc/tests/typecheck/should_compile/tc078.hs
@@ -0,0 +1,8 @@
+--!!! instance decls with no binds
+--
+module ShouldFail where
+
+data Bar a = MkBar Int a
+
+instance Eq a => Eq (Bar a)
+instance Ord a => Ord (Bar a)