1 files changed, 25 insertions, 0 deletions
diff --git a/tests/wildify.ur b/tests/wildify.ur
new file mode 100644
index 00000000..8f64e1fd
--- /dev/null
+++ b/tests/wildify.ur
@@ -0,0 +1,25 @@
+signature S = sig
+    type t
+    val x : t
+end
+
+signature T = sig
+    structure M : S
+
+    type u
+    val y : u
+
+    structure N : S
+end
+
+structure M : T = struct
+    structure M = struct
+        val x = True
+    end
+
+    val y = 0
+
+    structure N = struct
+        val x = "hi"
+    end
+end