1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/binop/structured-compare.rs b/src/test/ui/binop/structured-compare.rs
new file mode 100644
index 000000000..63d30c4da
--- /dev/null
+++ b/src/test/ui/binop/structured-compare.rs
@@ -0,0 +1,30 @@
+// run-pass
+
+#![allow(non_camel_case_types)]
+
+
+#[derive(Copy, Clone, Debug)]
+enum foo { large, small, }
+
+impl PartialEq for foo {
+    fn eq(&self, other: &foo) -> bool {
+        ((*self) as usize) == ((*other) as usize)
+    }
+    fn ne(&self, other: &foo) -> bool { !(*self).eq(other) }
+}
+
+pub fn main() {
+    let a = (1, 2, 3);
+    let b = (1, 2, 3);
+    assert_eq!(a, b);
+    assert!((a != (1, 2, 4)));
+    assert!((a < (1, 2, 4)));
+    assert!((a <= (1, 2, 4)));
+    assert!(((1, 2, 4) > a));
+    assert!(((1, 2, 4) >= a));
+    let x = foo::large;
+    let y = foo::small;
+    assert!((x != y));
+    assert_eq!(x, foo::large);
+    assert!((x != foo::small));
+}