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diff --git a/js/src/tests/non262/regress/regress-619003-1.js b/js/src/tests/non262/regress/regress-619003-1.js
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+++ b/js/src/tests/non262/regress/regress-619003-1.js
@@ -0,0 +1,20 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+var expect = 'SyntaxError: duplicate argument names not allowed in this context';
+var actual = 'No error';
+
+var a = [];
+
+// Test up to 200 to cover tunables such as js::PropertyTree::MAX_HEIGHT.
+for (var i = 0; i < 200; i++) {
+ a.push("b" + i);
+ try {
+ eval("(function ([" + a.join("],[") + "],a,a){})");
+ } catch (e) {
+ actual = '' + e;
+ }
+ assertEq(actual, expect);
+}
+reportCompare(0, 0, "ok");