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// Don't eliminate a phi if it has no SSA uses but its value is still
// observable in the interpreter.
var t = 100;
function foo(ox) {
var x = ox;
var n = 0;
for (var i = 0; i < 90; i++) {
n += x.f.g;
if (i >= 80)
t;
}
}
function f() {}
function g() {}
f.prototype = {f:g};
foo(new f());