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-rw-r--r--testsuite/tests/typecheck/should_fail/T17360.hs11
-rw-r--r--testsuite/tests/typecheck/should_fail/T17360.stderr6
-rw-r--r--testsuite/tests/typecheck/should_fail/all.T1
3 files changed, 18 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_fail/T17360.hs b/testsuite/tests/typecheck/should_fail/T17360.hs
new file mode 100644
index 0000000000..fc82675271
--- /dev/null
+++ b/testsuite/tests/typecheck/should_fail/T17360.hs
@@ -0,0 +1,11 @@
+{-# LANGUAGE UnliftedNewtypes #-}
+{-# LANGUAGE ExplicitForAll #-}
+{-# LANGUAGE PolyKinds #-}
+module T17360 where
+
+import GHC.Exts
+
+newtype Id (a :: TYPE r) = Id a
+
+foo :: forall r (a :: TYPE r). Id a -> Id a
+foo x = x
diff --git a/testsuite/tests/typecheck/should_fail/T17360.stderr b/testsuite/tests/typecheck/should_fail/T17360.stderr
new file mode 100644
index 0000000000..9eccd7fe29
--- /dev/null
+++ b/testsuite/tests/typecheck/should_fail/T17360.stderr
@@ -0,0 +1,6 @@
+
+T17360.hs:11:5: error:
+ A levity-polymorphic type is not allowed here:
+ Type: Id a
+ Kind: TYPE r
+ In the type of binder ‘x’
diff --git a/testsuite/tests/typecheck/should_fail/all.T b/testsuite/tests/typecheck/should_fail/all.T
index 3f8dfc0abe..75c1fe6f19 100644
--- a/testsuite/tests/typecheck/should_fail/all.T
+++ b/testsuite/tests/typecheck/should_fail/all.T
@@ -547,3 +547,4 @@ test('T16512a', normal, compile_fail, [''])
test('T16512b', normal, compile_fail, [''])
test('T17213', [extra_files(['T17213a.hs'])], multimod_compile_fail, ['T17213', '-v0'])
test('T17355', normal, compile_fail, [''])
+test('T17360', normal, compile_fail, [''])