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-rw-r--r--js/src/jit-test/tests/for-of/arguments-4.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/arguments-4.js b/js/src/jit-test/tests/for-of/arguments-4.js
new file mode 100644
index 000000000..79b836d08
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/arguments-4.js
@@ -0,0 +1,19 @@
+// for-of can iterate arguments objects for other active frames.
+
+load(libdir + "iteration.js");
+
+Object.prototype[Symbol.iterator] = Array.prototype[Symbol.iterator];
+
+var s;
+function g(obj) {
+ for (var v of obj)
+ s += v;
+}
+
+function f() {
+ g(arguments);
+}
+
+s = '';
+f(1, 2, 3);
+assertEq(s, '123');