1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/traits/inheritance/visibility.rs b/tests/ui/traits/inheritance/visibility.rs
new file mode 100644
index 00000000000..6ad86492674
--- /dev/null
+++ b/tests/ui/traits/inheritance/visibility.rs
@@ -0,0 +1,20 @@
+// run-pass
+
+mod traits {
+    pub trait Foo { fn f(&self) -> isize; }
+
+    impl Foo for isize { fn f(&self) -> isize { 10 } }
+}
+
+trait Quux: traits::Foo { }
+impl<T:traits::Foo> Quux for T { }
+
+// Foo is not in scope but because Quux is we can still access
+// Foo's methods on a Quux bound typaram
+fn f<T:Quux>(x: &T) {
+    assert_eq!(x.f(), 10);
+}
+
+pub fn main() {
+    f(&0)
+}