testSlowArrayPopMultiFrame.js (648B)
1 // Same thing but it needs to reconstruct multiple stack frames (so, 2 // multiple functions called inside the loop) 3 function testSlowArrayPopMultiFrame() { 4 var a = []; 5 for (var i = 0; i < 9; i++) 6 a[i] = [0]; 7 a[8].__defineGetter__("0", function () { return 23; }); 8 9 function child(a, i) { 10 return a[i].pop(); // reenters interpreter in getter 11 } 12 function parent(a, i) { 13 return child(a, i); 14 } 15 function gramps(a, i) { 16 return parent(a, i); 17 } 18 19 var last; 20 for (var i = 0; i < 9; i++) 21 last = gramps(a, i); 22 return last; 23 } 24 assertEq(testSlowArrayPopMultiFrame(), 23);