| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| description: Statement within statement is a candidate for tail-call optimization. |
| esid: sec-static-semantics-hascallintailposition |
| flags: [onlyStrict] |
| features: [tail-call-optimization] |
| includes: [tcoHelper.js] |
| ---*/ |
| |
| var callCount = 0; |
| (function f(n) { |
| if (n === 0) { |
| callCount += 1 |
| return; |
| } |
| for (let x = 0; ;) { |
| return f(n - 1); |
| } |
| }($MAX_ITERATIONS)); |
| assert.sameValue(callCount, 1); |
