michael@0: var seen = -1;
michael@0: 
michael@0: // Test to make sure the jits get the number of calls, and return value
michael@0: // of setters correct. We should not be affected by whether the setter
michael@0: // modifies its argument or returns some value.
michael@0: function setter(x) {
michael@0:     this.val = x;
michael@0:     x = 255;
michael@0:     bailout();
michael@0:     seen++;
michael@0:     assertEq(seen, this.val);
michael@0:     return 5;
michael@0: }
michael@0: 
michael@0: function F(){}
michael@0: Object.defineProperty(F.prototype, "value" , ({set: setter}));
michael@0: 
michael@0: function test() {
michael@0:     var obj = new F();
michael@0:     var itrCount = 10000;
michael@0:     for(var i = 0; i < itrCount; i++) {
michael@0:         assertEq(obj.value = i, i);
michael@0:         assertEq(obj.val, i);
michael@0:     }
michael@0: }
michael@0: test();