1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/generic-associated-types/parse/trait-path-segments.rs b/src/test/ui/generic-associated-types/parse/trait-path-segments.rs
new file mode 100644
index 000000000..e943f075f
--- /dev/null
+++ b/src/test/ui/generic-associated-types/parse/trait-path-segments.rs
@@ -0,0 +1,34 @@
+#![feature(generic_associated_types)]
+
+const _: () = {
+    trait X {
+        type Y<'a>;
+    }
+
+    fn f1<'a>(arg : Box<dyn X<X::Y = u32>>) {}
+        //~^ ERROR: expected one of
+  };
+
+const _: () = {
+    trait X {
+        type Y<'a>;
+    }
+
+    trait Z {}
+
+    impl<T : X<<Self as X>::Y<'a> = &'a u32>> Z for T {}
+        //~^ ERROR: expected one of
+};
+
+const _: () = {
+    trait X {
+      type Y<'a>;
+    }
+
+    trait Z {}
+
+    impl<T : X<X::Y<'a> = &'a u32>> Z for T {}
+        //~^ ERROR: expected one of
+};
+
+fn main() {}