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-rw-r--r--js/src/jit-test/tests/arguments/args-redefine-length-6.js14
1 files changed, 14 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/arguments/args-redefine-length-6.js b/js/src/jit-test/tests/arguments/args-redefine-length-6.js
new file mode 100644
index 0000000000..a4b768d4bd
--- /dev/null
+++ b/js/src/jit-test/tests/arguments/args-redefine-length-6.js
@@ -0,0 +1,14 @@
+function t()
+{
+ var a = arguments;
+ Object.defineProperty(a, "length", { configurable: false });
+ for (var i = 0; i < 5; i++)
+ assertEq(a.length, 0);
+
+ var desc = Object.getOwnPropertyDescriptor(a, "length");
+ assertEq(desc.value, 0);
+ assertEq(desc.writable, true);
+ assertEq(desc.enumerable, false);
+ assertEq(desc.configurable, false);
+}
+t();