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diff --git a/js/src/tests/js1_7/lexical/regress-336376-01.js b/js/src/tests/js1_7/lexical/regress-336376-01.js
new file mode 100644
index 000000000..959593e04
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+++ b/js/src/tests/js1_7/lexical/regress-336376-01.js
@@ -0,0 +1,323 @@
+/* -*- tab-width: 2; 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     = "336376";
+var summary = "Tests reserved words in contexts in which they are not reserved";
+var actual, expect;
+
+printBugNumber(BUGNUMBER);
+printStatus(summary);
+
+/**************
+ * TEST SETUP *
+ **************/
+
+//
+// New tests go in Tester.prototype._tests.  A test is called with a single
+// argument, the keyword to test in the syntax tested by that test.  Tests
+// should not return anything, and they should signal failure by throwing an
+// explanatory exception and success by not throwing one.
+//
+// If you define a new test, make sure to name it using an informative string
+// for ease of use if any keywords ever manually define the array of tests they
+// should pass, and add it as a string to ALL_TESTS.
+//
+
+// all tests
+const ALL_TESTS =
+  [
+    "CONTEXT_OBJECT_LITERAL_PROPERTY",
+    "CONTEXT_OBJECT_PROPERTY_DOT_REFERENCE",
+    "CONTEXT_OBJECT_PROPERTY_DOT_REFERENCE_IS_FUNCTION",
+    "CONTEXT_OBJECT_PROPERTY_DOT_GET",
+    "CONTEXT_OBJECT_PROPERTY_DOT_SET",
+    ];
+
+function r(keyword, tests)
+{
+  /**
+   * @param keyword
+   *   the keyword as a string
+   * @param tests
+   *   array of test numbers against it, or leave undefined to run all tests
+   *   against it
+   */
+  function Reserved(keyword, tests)
+  {
+    this.keyword = keyword;
+    if (tests)
+      this.tests = tests;
+    else
+      this.tests = ALL_TESTS;
+  }
+  Reserved.prototype =
+    {
+      toString:
+      function()
+      {
+	return "'" + this.keyword + "' being run against tests " +
+	this.tests;
+      }
+    };
+  return new Reserved(keyword, tests);
+}
+
+// ECMA-262, 3rd. ed. keywords -- see 7.5.2
+const ECMA_262_3_KEYWORD =
+  [
+    r("break"),
+    r("case"),
+    r("catch"),
+    r("continue"),
+    r("default"),
+    r("delete"),
+    r("do"),
+    r("else"),
+    r("finally"),
+    r("for"),
+    r("function"),
+    r("if"),
+    r("in"),
+    r("instanceof"),
+    r("new"),
+    r("return"),
+    r("switch"),
+    r("this"),
+    r("throw"),
+    r("try"),
+    r("typeof"),
+    r("var"),
+    r("void"),
+    r("while"),
+    r("with"),
+    ];
+
+// ECMA-262, 3rd. ed. future reserved keywords -- see 7.5.3
+const ECMA_262_3_FUTURERESERVEDKEYWORD =
+  [
+    r("abstract"),
+    r("boolean"),
+    r("byte"),
+    r("char"),
+    r("class"),
+    r("const"),
+    r("debugger"),
+    r("double"),
+    r("enum"),
+    r("export"),
+    r("extends"),
+    r("final"),
+    r("float"),
+    r("goto"),
+    r("implements"),
+    r("import"),
+    r("int"),
+    r("interface"),
+    r("long"),
+    r("native"),
+    r("package"),
+    r("private"),
+    r("protected"),
+    r("public"),
+    r("short"),
+    r("static"),
+    r("super"),
+    r("synchronized"),
+    r("throws"),
+    r("transient"),
+    r("volatile"),
+    ];
+
+// like reserved words, but not quite reserved words
+const PSEUDO_RESERVED =
+  [
+    r("true"),
+    r("false"),
+    r("null"),
+    r("each"),  // |for each|
+    ];
+
+// new-in-ES4 reserved words -- fill this as each is implemented
+const ECMA_262_4_RESERVED_WORDS =
+  [
+    r("let")
+    ];
+
+
+
+/**
+ * @param keyword
+ *   string containing the tested keyword
+ * @param test
+ *   the number of the failing test
+ * @param error
+ *   the exception thrown when running the test
+ */
+function Failure(keyword, test, error)
+{
+  this.keyword = keyword;
+  this.test = test;
+  this.error = error;
+}
+Failure.prototype =
+{
+  toString:
+  function()
+  {
+    return "*** FAILURE on '" + this.keyword + "'!\n" +
+    "* test:     " + this.test + "\n" +
+    "* error:    " + this.error + "\n";
+  }
+};
+
+function Tester()
+{
+  this._failedTests = [];
+}
+Tester.prototype =
+{
+  testReservedWords:
+  function(reservedArray)
+  {
+    var rv;
+    for (var i = 0, sz = reservedArray.length; i < sz; i++)
+    {
+      var res = reservedArray[i];
+      if (!res)
+	continue;
+
+      var tests = res.tests;
+      for (var j = 0, sz2 = tests.length; j < sz2; j++)
+      {
+	var test = tests[j];
+	if (!test)
+	  continue;
+
+	try
+	{
+	  this._tests[test](res.keyword);
+	}
+	catch (e)
+	{
+	  this._failedTests.push(new Failure(res.keyword, test, e));
+	}
+      }
+    }
+  },
+  flushErrors:
+  function ()
+  {
+    if (this._failedTests.length > 0) {
+      var except = "*************************\n" +
+      "* FAILURES ENCOUNTERED! *\n" +
+      "*************************\n";
+      for (var i = 0, sz = this._failedTests.length; i < sz; i++)
+	except += this._failedTests[i];
+      throw except;
+    }
+  },
+  _tests:
+  {
+    CONTEXT_OBJECT_LITERAL_PROPERTY:
+    function(keyword)
+    {
+      try
+      {
+	eval("var o = { " + keyword + ": 17 };\n" +
+	     "if (o['" + keyword + "'] != 17)\n" +
+	     "throw \"o['" + keyword + "'] == 17\";");
+      }
+      catch (e)
+      {
+	throw e;
+      }
+    },
+    CONTEXT_OBJECT_PROPERTY_DOT_REFERENCE:
+    function(keyword)
+    {
+      try
+      {
+	eval("var o = { \"" + keyword + "\": 17, baz: null };\n" +
+	     "if (o." + keyword + " != 17)\n" +
+	     "throw \"o." + keyword + " == 17\";");
+      }
+      catch (e)
+      {
+	throw e;
+      }
+    },
+    CONTEXT_OBJECT_PROPERTY_DOT_REFERENCE_IS_FUNCTION:
+    function(keyword)
+    {
+      try
+      {
+	eval("var o = { '" + keyword + "': function() { return 17; }, baz: null };\n" +
+	     "if (o." + keyword + "() != 17)\n" +
+	     "throw \"o." + keyword + " == 17\";");
+      }
+      catch (e)
+      {
+	throw e;
+      }
+    },
+    CONTEXT_OBJECT_PROPERTY_DOT_GET:
+    function(keyword)
+    {
+      try
+      {
+	var o = {};
+	eval("o['" + keyword + "'] = 17;\n" +
+	     "if (o." + keyword + " != 17)\n" +
+	     "throw \"'o." + keyword + " != 17' failed!\";");
+      }
+      catch (e)
+      {
+	throw e;
+      }
+    },
+    CONTEXT_OBJECT_PROPERTY_DOT_SET:
+    function(keyword)
+    {
+      try
+      {
+	var o = {};
+	eval("o." + keyword + " = 17;\n" +
+	     "if (o['" + keyword + "'] != 17)\n" +
+	     "throw \"'o." + keyword + " = 17' failed!\";");
+      }
+      catch (e)
+      {
+	throw e;
+      }
+    },
+  }
+};
+
+
+/***************
+ * BEGIN TESTS *
+ ***************/
+
+var failed = false;
+
+try
+{
+  var tester = new Tester();
+  tester.testReservedWords(ECMA_262_3_KEYWORD);
+  tester.testReservedWords(ECMA_262_3_FUTURERESERVEDKEYWORD);
+  tester.testReservedWords(PSEUDO_RESERVED);
+  tester.testReservedWords(ECMA_262_4_RESERVED_WORDS);
+  tester.flushErrors();
+}
+catch (e)
+{
+  failed = e;
+}
+
+expect = false;
+actual = failed;
+
+reportCompare(expect, actual, summary);