1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/traits/inheritance/auto-xc.rs b/src/test/ui/traits/inheritance/auto-xc.rs
new file mode 100644
index 000000000..3d5ae182a
--- /dev/null
+++ b/src/test/ui/traits/inheritance/auto-xc.rs
@@ -0,0 +1,25 @@
+// run-pass
+#![allow(dead_code)]
+// aux-build:auto_xc.rs
+
+
+extern crate auto_xc as aux;
+
+use aux::{Foo, Bar, Baz, Quux};
+
+struct A { x: isize }
+
+impl Foo for A { fn f(&self) -> isize { 10 } }
+impl Bar for A { fn g(&self) -> isize { 20 } }
+impl Baz for A { fn h(&self) -> isize { 30 } }
+
+fn f<T:Quux>(a: &T) {
+    assert_eq!(a.f(), 10);
+    assert_eq!(a.g(), 20);
+    assert_eq!(a.h(), 30);
+}
+
+pub fn main() {
+    let a = &A { x: 3 };
+    f(a);
+}