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/* Test concat compiler paths. */
for (var i = 9; i < 10; i++)
assertEq([2].concat([3])[0], 2);
function f(a, b) {
return a.concat(b)[0];
}
function g() {
var x = [];
var y = [1];
for (var i = 0; i < 50; i++)
assertEq(f(x, y), 1);
eval('y[0] = "three"');
assertEq(f(x, y), "three");
}
g();