1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-396684.js b/js/src/tests/non262/regress/regress-396684.js
new file mode 100644
index 0000000000..6905089689
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-396684.js
@@ -0,0 +1,45 @@
+/* -*- 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 = 396684;
+var summary = 'Function call with stack arena exhausted';
+var actual = '';
+var expect = '';
+
+/*
+  The test case builds a function containing f(0,0,...,0,Math.atan2()) with
+  enough zero arguments to exhaust the current stack arena fully. Thus, when
+  Math.atan2 is loaded into the stack, there would be no room for the extra 2
+  args required by Math.atan2 and args will be allocated from the new arena.
+*/
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function f() {
+  return arguments[arguments.length - 1];
+}
+
+function test()
+{
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  expect = 'PASS';
+
+  var src = "return f(" +Array(10*1000).join("0,")+"Math.atan2());";
+
+  var result = new Function(src)();
+
+  if (typeof result != "number" || !isNaN(result))
+    actual = "unexpected result: " + result;
+  else
+    actual = 'PASS';
+
+  reportCompare(expect, actual, summary);
+}