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