v8/test/mjsunit/sum-0-plus-undefined-is-NaN.js
Mythri A 8cbbc2e809 [cleanup] Add missing %PrepareFunctionForOptimize in mjsunit tests
Bug: v8:8801,v8:8394,v8:9183
Change-Id: I88c0268b30d4b927f9856db7a3b054b74baf1923
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1660608
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62189}
2019-06-14 15:54:35 +00:00

49 lines
2.0 KiB
JavaScript

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Flags: --allow-natives-syntax
/**
* @fileoverview Test addition of 0 and undefined.
*/
function sum(a, b) {
return a + b;
};
%PrepareFunctionForOptimization(sum);
function test(x, y, expectNaN) {
%PrepareFunctionForOptimization(sum);
for (var i = 0; i < 5; i++) {
assertEquals(expectNaN, isNaN(sum(x, y)));
}
%OptimizeFunctionOnNextCall(sum);
assertEquals(expectNaN, isNaN(sum(x, y)));
}
test(0, 1, false);
test(0, undefined, true);