JSTests/microbenchmarks/megamorphic-load.js

(function() {
    var array = [];
    for (var i = 0; i < 1000; ++i) {
        var o = {};
        o["i" + i] = i;
        o.f = 42;
        array.push(o);
    }
    
    for (var i = 0; i < 1000000; ++i) {
        var result = array[i % array.length].f;
        if (result != 42)
            throw "Error: bad result: " + result;
    }
})();