test262/test/language/statements/while/tco-body.js

22 lines
549 B
JavaScript

// 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: static-semantics-hasproductionintailposition
flags: [onlyStrict]
features: [tail-call-optimization]
includes: [tco-helper.js]
---*/
var callCount = 0;
(function f(n) {
if (n === 0) {
callCount += 1
return;
}
while (true) {
return f(n - 1);
}
}($MAX_ITERATIONS));
assert.sameValue(callCount, 1);