| function sumOfArithSeries(limit) { | |
| return limit * (limit + 1) / 2; | |
| } | |
| var n = 10000000; | |
| function foo() { | |
| var result = 0; | |
| for (var i = 0; i < n; ++i) { | |
| var o = {f: i}; | |
| var p = {f: i + 1}; | |
| result += o.f + p.f; | |
| } | |
| return result; | |
| } | |
| var result = foo(); | |
| if (result != sumOfArithSeries(n - 1) + sumOfArithSeries(n)) | |
| throw "Error: bad result: " + result; |