1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/generics/generic-derived-type.rs b/tests/ui/generics/generic-derived-type.rs
new file mode 100644
index 000000000..c643496fa
--- /dev/null
+++ b/tests/ui/generics/generic-derived-type.rs
@@ -0,0 +1,21 @@
+// run-pass
+fn g<X>(x: X) -> X { return x; }
+
+#[derive(Clone)]
+struct Pair<T> {
+    a: T,
+    b: T
+}
+
+fn f<T:Clone>(t: T) -> Pair<T> {
+    let x: Pair<T> = Pair {a: t.clone(), b: t};
+    return g::<Pair<T>>(x);
+}
+
+pub fn main() {
+    let b = f::<isize>(10);
+    println!("{}" ,b.a);
+    println!("{}", b.b);
+    assert_eq!(b.a, 10);
+    assert_eq!(b.b, 10);
+}