1 files changed, 61 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/regress-476414-01.js b/js/src/tests/non262/extensions/regress-476414-01.js
new file mode 100644
index 0000000000..2b0db43ab5
--- /dev/null
+++ b/js/src/tests/non262/extensions/regress-476414-01.js
@@ -0,0 +1,61 @@
+// |reftest| skip-if(!xulRuntime.shell) slow
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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 = 476414;
+var summary = 'Do not crash @ GetGCThingFlags';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+function whatToTestSpidermonkeyTrunk(code)
+{
+  return {
+  allowExec: true
+      };
+}
+whatToTest = whatToTestSpidermonkeyTrunk;
+function tryItOut(code)
+{
+  var wtt = whatToTest(code.replace(/\n/g, " ").replace(/\r/g, " "));
+  var f = new Function(code);
+  if (wtt.allowExec && f) {
+    rv = tryRunning(f, code);
+  }
+}
+function tryRunning(f, code)
+{
+  try { 
+    var rv = f();
+  } catch(runError) {}
+}
+var realFunction = Function;
+var realToString = toString;
+function tryEnsureSanity()
+{
+  delete Function;
+  delete toString;
+  Function = realFunction;
+  toString = realToString;
+}
+for (let iters = 0; iters < 2000; ++iters) { 
+  count=27745; tryItOut("with({x: (c) = (x2 = [])})false;");
+  tryEnsureSanity();
+  count=35594; tryItOut("switch(null) { case this.__defineSetter__(\"window\", function* () { yield  \"\"  } ): break; }");
+  tryEnsureSanity();
+  count=45020; tryItOut("with({}) { (this.__defineGetter__(\"x\", function (y){ return this; })); } ");
+  tryEnsureSanity();
+  count=45197; tryItOut("M:with((p={}, (p.z = false )()))/*TUUL*/for (let y of [true, {}, {}, (void 0), true, true, true, (void 0), true, (void 0)]) { return; }");
+  tryEnsureSanity();
+  gc();
+  tryEnsureSanity();
+  count=45254; tryItOut("for (NaN in this);");
+  tryEnsureSanity();
+}
+ 
+reportCompare(expect, actual, summary);