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// |reftest| skip-if(!this.hasOwnProperty("Tuple"))
// If an indexed Array setter is overridden, TupleConcat shouldn't use it
// when constructing the intermediate array
var z = 5;
for (i = 0; i < 4; i++) {
Object.defineProperty(Array.prototype, i, { set: function(y) { z = 42; }});
}
var newT = #[1, 2].concat([3, 4]);
assertEq(z, 5);
newT = #[1, 2].concat("hello");
assertEq(z, 5);
reportCompare(0, 0);