v8/test/mjsunit/array-construct-transition.js

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// Flags: --allow-natives-syntax

var a = new Array(0, 1, 2);
assertTrue(%HasSmiElements(a));
var b = new Array(0.5, 1.2, 2.3);
assertTrue(%HasDoubleElements(b));
var c = new Array(0.5, 1.2, new Object());
assertTrue(%HasObjectElements(c));