length-set-after-define-nonconfigurable.js (245B)
1 var arr = [1]; 2 Object.defineProperty(arr, 1, { value: undefined, configurable: false }); 3 4 // no particular reason for 9 -- just enough to trigger property-cache code, 5 // maybe start JITting a little 6 for (var y = 0; y < 9; y++) 7 arr.length = 1;