1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/S15.10.3.1_A1_T3.js b/js/src/tests/test262/built-ins/RegExp/S15.10.3.1_A1_T3.js
new file mode 100644
index 0000000000..1a874b169d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/S15.10.3.1_A1_T3.js
@@ -0,0 +1,22 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    If pattern is an object R whose [[Class]] property is "RegExp" and flags
+    is undefined, then return R unchanged
+es5id: 15.10.3.1_A1_T3
+description: >
+    R is new RegExp() and instance is RegExp(R, x), where x is
+    undefined variable
+---*/
+
+var __re = new RegExp();
+var __instance = RegExp(__re, x);
+__re.indicator = 1;
+
+assert.sameValue(__instance.indicator, 1, 'The value of __instance.indicator is expected to be 1');
+
+var x;
+
+reportCompare(0, 0);