1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/regress-477158.js b/js/src/tests/non262/extensions/regress-477158.js
new file mode 100644
index 0000000000..d3696813ef
--- /dev/null
+++ b/js/src/tests/non262/extensions/regress-477158.js
@@ -0,0 +1,28 @@
+/* -*- 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 = 477158;
+var summary = 'Do not assert: v == JSVAL_TRUE || v == JSVAL_FALSE';
+var actual = '';
+var expect = '';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+
+
+  x = 0;
+  x = x.prop;
+  for (let [] of ['', '']) { switch(x) { default: (function(){}); } };
+
+
+  reportCompare(expect, actual, summary);
+}