diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/bug642164.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/bug642164.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,14 @@
+function raisesException(exception) {
+  return function (code) {
+      eval(code);
+  };
+};
+function obj() {
+  var o = { assertEq: true, y: 1 };
+  Object.defineProperty(o, 'x', { writable: false });
+  return o;
+}
+function in_strict_with(expr) {
+  return "with(obj()) { (function () { 'use strict'; " + expr + " })(); }";
+}
+try { assertEq(raisesException(TypeError)(in_strict_with('x++;')), true); } catch (e) {}