-
André Bargull authored
`function nan() { return /* expression to compute NaN */ }` may not return the same implementation-distinguishable NaN value before and after JIT compilation.André Bargull authored`function nan() { return /* expression to compute NaN */ }` may not return the same implementation-distinguishable NaN value before and after JIT compilation.
return-true-nan.js 447 B
// Copyright (C) 2016 The V8 Project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 18.2.3
esid: sec-isnan-number
description: >
Return true if number is NaN
info: |
isNaN (number)
1. Let num be ? ToNumber(number).
2. If num is NaN, return true.
includes: [nans.js]
---*/
NaNs.forEach(function(v, i) {
assert.sameValue(isNaN(v), true, "value on position: " + i);
});