Add test for LabelledItem and ContinueStatement

test/language/statements/labeled/continue.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-labelled-statements-static-semantics-containsundefinedcontinuetarget
+es6id: 13.13.4
+description: Does not modify `iterationSet`
+info: |
+  With arguments iterationSet and labelSet.
+
+  LabelledStatement : LabelIdentifier : LabelledItem
+
+  1. Let label be the StringValue of LabelIdentifier.
+  2. Let newLabelSet be a copy of labelSet with label appended.
+  3. Return ContainsUndefinedContinueTarget of LabelledItem with arguments
+     iterationSet and newLabelSet. negative: SyntaxError
+negative: SyntaxError
+---*/
+
+do {
+  test262: {
+    continue test262;
+  }
+} while (false)