args-redefine-length-4.js

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function t()

  var a = arguments;

  Object.defineProperty(a, "length", { writable: 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, false);

  assertEq(desc.enumerable, false);

  assertEq(desc.configurable, true);

t();