1 files changed, 89 insertions, 0 deletions
diff --git a/tests/ui/binop/binops.rs b/tests/ui/binop/binops.rs
new file mode 100644
index 00000000000..a7abf6087b3
--- /dev/null
+++ b/tests/ui/binop/binops.rs
@@ -0,0 +1,89 @@
+// run-pass
+
+#![allow(non_camel_case_types)]
+// Binop corner cases
+
+fn test_nil() {
+    assert_eq!((), ());
+    assert!((!(() != ())));
+    assert!((!(() < ())));
+    assert!((() <= ()));
+    assert!((!(() > ())));
+    assert!((() >= ()));
+}
+
+fn test_bool() {
+    assert!((!(true < false)));
+    assert!((!(true <= false)));
+    assert!((true > false));
+    assert!((true >= false));
+
+    assert!((false < true));
+    assert!((false <= true));
+    assert!((!(false > true)));
+    assert!((!(false >= true)));
+
+    // Bools support bitwise binops
+    assert_eq!(false & false, false);
+    assert_eq!(true & false, false);
+    assert_eq!(true & true, true);
+    assert_eq!(false | false, false);
+    assert_eq!(true | false, true);
+    assert_eq!(true | true, true);
+    assert_eq!(false ^ false, false);
+    assert_eq!(true ^ false, true);
+    assert_eq!(true ^ true, false);
+}
+
+fn test_ptr() {
+    unsafe {
+        let p1: *const u8 = ::std::mem::transmute(0_usize);
+        let p2: *const u8 = ::std::mem::transmute(0_usize);
+        let p3: *const u8 = ::std::mem::transmute(1_usize);
+
+        assert_eq!(p1, p2);
+        assert!(p1 != p3);
+        assert!(p1 < p3);
+        assert!(p1 <= p3);
+        assert!(p3 > p1);
+        assert!(p3 >= p3);
+        assert!(p1 <= p2);
+        assert!(p1 >= p2);
+    }
+}
+
+#[derive(PartialEq, Debug)]
+struct p {
+  x: isize,
+  y: isize,
+}
+
+fn p(x: isize, y: isize) -> p {
+    p {
+        x: x,
+        y: y
+    }
+}
+
+fn test_class() {
+  let q = p(1, 2);
+  let mut r = p(1, 2);
+
+  unsafe {
+  println!("q = {:x}, r = {:x}",
+         (::std::mem::transmute::<*const p, usize>(&q)),
+         (::std::mem::transmute::<*const p, usize>(&r)));
+  }
+  assert_eq!(q, r);
+  r.y = 17;
+  assert!((r.y != q.y));
+  assert_eq!(r.y, 17);
+  assert!((q != r));
+}
+
+pub fn main() {
+    test_nil();
+    test_bool();
+    test_ptr();
+    test_class();
+}