1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/tests/js1_7/geniter/regress-390918.js b/js/src/tests/js1_7/geniter/regress-390918.js
new file mode 100644
index 000000000..fdd19e2ad
--- /dev/null
+++ b/js/src/tests/js1_7/geniter/regress-390918.js
@@ -0,0 +1,46 @@
+/* -*- 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 = 390918;
+var summary = 'Do not assert: !gen->frame.down" with gc in generator';
+var actual = 'No Crash';
+var expect = 'No Crash';
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  function gen()
+  {
+    var c = [1, "x"];
+    gc();
+    try {
+      yield c;
+    } finally {
+      gc();
+    }
+  }
+
+  var iter = gen();
+  var i;
+  for (i in iter) {
+    gc();
+    iter.close();
+  }
+
+  if (!(i.length === 2 && i[0] === 1 && i[1] === "x"))
+    throw "Unexpected yield result: "+i;
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}