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// |jit-test| error: TypeError
function f(o) {
for (j = 0; j < 9; j++) {
if (j) {
o.__proto__ = null
}
for (v in o) {}
}
}
for (i = 0; i < 9; i++) {
(new Boolean).__proto__.__defineGetter__("toString", function() {})
f(Boolean.prototype)
}