1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-522123.js b/js/src/tests/non262/regress/regress-522123.js
new file mode 100644
index 0000000000..fd1f16e0fc
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-522123.js
@@ -0,0 +1,35 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 522123;
+var summary = 'Indirect eval confuses scope chain';
+var actual = '';
+var expect = '';
+
+
+//-----------------------------------------------------------------------------
+var x=1;
+
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  expect = 1;
+
+  evil=eval;
+  {
+    let x=2;
+    actual = evil("x");
+  };
+
+  reportCompare(expect, actual, summary);
+}
+
+reportCompare(true, true);