1 files changed, 6 insertions, 0 deletions
diff --git a/tests/ui/error-codes/E0223.rs b/tests/ui/error-codes/E0223.rs
new file mode 100644
index 00000000000..6031b682d72
--- /dev/null
+++ b/tests/ui/error-codes/E0223.rs
@@ -0,0 +1,6 @@
+trait MyTrait { type X; }
+
+fn main() {
+    let foo: MyTrait::X;
+    //~^ ERROR ambiguous associated type
+}