1 files changed, 17 insertions, 0 deletions
diff --git a/test-suite/modules/WithDefUBinders.v b/test-suite/modules/WithDefUBinders.v
new file mode 100644
index 0000000000..00a93b5fdf
--- /dev/null
+++ b/test-suite/modules/WithDefUBinders.v
@@ -0,0 +1,17 @@
+
+Set Universe Polymorphism.
+Module Type T.
+  Axiom foo@{u v|u < v} : Type@{v}.
+End T.
+
+Module M : T with Definition foo@{u v} := Type@{u} : Type@{v}.
+  Definition foo@{u v} := Type@{u} : Type@{v}.
+End M.
+
+Fail Module M' : T with Definition foo := Type.
+
+(* Without the binder expression we have to do trickery to get the
+   universes in the right order. *)
+Module M' : T with Definition foo := let t := Type in t.
+Definition foo := let t := Type in t.
+End M'.