1 files changed, 9 insertions, 0 deletions
diff --git a/tests/sig_wild.lac b/tests/sig_wild.lac
new file mode 100644
index 00000000..3f714772
--- /dev/null
+++ b/tests/sig_wild.lac
@@ -0,0 +1,9 @@
+signature S = sig
+        type t
+        val x : t
+end
+
+structure M : S = struct
+        type t = _
+        val x = 0
+end