1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/builtin-success-y-set-lastindex.js b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/builtin-success-y-set-lastindex.js
new file mode 100644
index 0000000000..a2eff7604e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/builtin-success-y-set-lastindex.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Setting `lastIndex` after a "sticky" match success
+es6id: 21.2.5.6
+info: |
+    [...]
+    5. Let global be ToBoolean(Get(rx, "global")).
+    6. ReturnIfAbrupt(global).
+    7. If global is false, then
+       a. Return RegExpExec(rx, S).
+
+    21.2.5.2.1 Runtime Semantics: RegExpExec ( R, S )
+
+    [...]
+    7. Return RegExpBuiltinExec(R, S).
+
+    21.2.5.2.2 Runtime Semantics: RegExpBuiltinExec ( R, S )
+
+    [...]
+    16. Let e be r's endIndex value.
+    [...]
+    18. If global is true or sticky is true,
+        a. Let setStatus be Set(R, "lastIndex", e, true).
+features: [Symbol.match]
+---*/
+
+var r = /a/y;
+
+r[Symbol.match]('a');
+
+assert.sameValue(r.lastIndex, 1);
+
+reportCompare(0, 0);