1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/wf/wf-trait-associated-type-trait.rs b/src/test/ui/wf/wf-trait-associated-type-trait.rs
new file mode 100644
index 000000000..d67e110ed
--- /dev/null
+++ b/src/test/ui/wf/wf-trait-associated-type-trait.rs
@@ -0,0 +1,16 @@
+// Test that we check associated type default values for WFedness.
+
+#![feature(associated_type_defaults)]
+
+#![allow(dead_code)]
+
+struct IsCopy<T:Copy> { x: T }
+
+trait SomeTrait {
+    type Type1;
+    type Type2 = (IsCopy<Self::Type1>, bool);
+    //~^ ERROR E0277
+}
+
+
+fn main() { }