1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/valid-flags-y.js b/js/src/tests/test262/built-ins/RegExp/valid-flags-y.js
new file mode 100644
index 0000000000..ede3ef6175
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/valid-flags-y.js
@@ -0,0 +1,26 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 21.2.3.1
+description: The `y` flag is accepted by the RegExp constructor
+info: |
+    [...]
+    10. Return RegExpInitialize(O, P, F).
+
+    21.2.3.2.2 Runtime Semantics: RegExpInitialize ( obj, pattern, flags )
+
+    [...]
+    7. If F contains any code unit other than "g", "i", "m", "u", or "y" or if
+       it contains the same code unit more than once, throw a SyntaxError
+       exception.
+---*/
+
+new RegExp('abc', 'y');
+new RegExp('abc', 'gy');
+new RegExp('abc', 'iy');
+new RegExp('abc', 'my');
+new RegExp('abc', 'uy');
+new RegExp('abc', 'gimuy');
+
+reportCompare(0, 0);