Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/isNaN/return-true-nan.js b/js/src/tests/test262/built-ins/isNaN/return-true-nan.js
new file mode 100644
index 0000000000..72ffce1274
--- /dev/null
+++ b/js/src/tests/test262/built-ins/isNaN/return-true-nan.js
@@ -0,0 +1,20 @@
+// Copyright (C) 2016 The V8 Project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+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);
+});
+
+reportCompare(0, 0);