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function deepForInLoop() {
// NB: the number of props set in C is arefully tuned to match 8 = 2.
function C(){this.p = 1, this.q = 2}
C.prototype = {p:1, q:2, r:3, s:4, t:5};
var o = new C;
var j = 0;
var a = [];
for (var i in o)
a[j++] = i;
return a.join("");
}
assertEq(deepForInLoop(), "pqrst");
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