| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| let cnt = 0; |
| let reg = /./g; |
| reg.exec = () => { |
| // Note: it's still possible to trigger OOM by passing huge values here, since |
| // the spec requires building a list of all captures in |
| // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@replace |
| if (cnt++ == 0) return {length: 2 ** 16}; |
| cnt = 0; |
| return null; |
| }; |
| |
| assertThrows(() => ''.replace(reg, () => {}), RangeError); |