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actual = '';
expected = '5,';
// tracing length
var g = 0;
function h(args) {
for (var i = 0; i < 6; ++i)
g = args.length;
}
function f() {
h(arguments);
}
for (var i = 0; i < 5; ++i) {
f(10, 20, 30, 40, 50);
}
appendToActual(g);
assertEq(actual, expected)