1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug684384.js b/js/src/jit-test/tests/ion/bug684384.js
new file mode 100644
index 0000000000..b3f3f45437
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug684384.js
@@ -0,0 +1,58 @@
+// Labeled break tests.
+function f1() {
+    foo:
+    if ([1]) {
+	bar:
+	for (var i=0; i<100; i++) {
+	    if (i > 60)
+		break foo;
+	}
+	assertEq(0, 1);
+    }
+    assertEq(i, 61);
+    return true;
+}
+assertEq(f1(), true);
+
+// Label with no breaks.
+function f2() {
+    foo:
+    if ([1]) {
+	for (var i=0; i<100; i++) {
+	}
+    }
+    assertEq(i, 100);
+    return true;
+}
+assertEq(f2(), true);
+
+// No breaks and early return.
+function f3() {
+    foo: {
+	if (true) {
+	    for (var i=0; i<100; i++) {
+	    }
+	}
+	return false;
+    }
+    assertEq(i, 100);
+    return true;
+}
+assertEq(f3(), false);
+
+// Multiple breaks.
+function f4() {
+    foo: {
+	if (true) {
+	    for (var i=0; i<100; i++)
+		if (i > 70)
+		    break foo;
+	        if (i > 80)
+		    break foo;
+	}
+	break foo;
+    }
+    assertEq(i, 71);
+    return true;
+}
+assertEq(f4(), true);