1 files changed, 36 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/label_break_value_invalid.rs b/src/test/ui/for-loop-while/label_break_value_invalid.rs
new file mode 100644
index 000000000..149bf17b8
--- /dev/null
+++ b/src/test/ui/for-loop-while/label_break_value_invalid.rs
@@ -0,0 +1,36 @@
+#![crate_type = "lib"]
+#![feature(label_break_value)]
+
+fn lbv_macro_test_hygiene_respected() {
+    macro_rules! mac2 {
+        ($val:expr) => {
+            break 'a $val; //~ ERROR undeclared label `'a` [E0426]
+        };
+    }
+    let x: u8 = 'a: {
+        'b: {
+            if true {
+                mac2!(2);
+            }
+        };
+        0
+    };
+    assert_eq!(x, 2);
+
+    macro_rules! mac3 {
+        ($val:expr) => {
+            'a: {
+                $val
+            }
+        };
+    }
+    let x: u8 = mac3!('b: {
+        if true {
+            break 'a 3; //~ ERROR undeclared label `'a` [E0426]
+        }
+        0
+    });
+    assert_eq!(x, 3);
+    let x: u8 = mac3!(break 'a 4); //~ ERROR undeclared label `'a` [E0426]
+    assert_eq!(x, 4);
+}