if (typeof(gcPreserveCode) == "function") gcPreserveCode(); function testStrict() { var n = 10, a = []; for (var i = 0; i < 10; ++i) { a[0] = (gc()); a[1] = (n !== 10); a[0x2 ] = (n === null); a[3] = (n == null); } return ; } testStrict();