node/deps/v8/test/mjsunit/compiler/materialize-mutable-heap-number.js
Ujjwal Sharma f579e11940 deps: update V8 to 7.4.288.13
PR-URL: https://github.com/nodejs/node/pull/26685
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
2019-03-28 16:36:18 -04:00

24 lines
532 B
JavaScript

// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
function C() {}
%CompleteInobjectSlackTracking(new C());
function f() {
// Create a non-escaping object.
var o = new C();
// Add an out-of-object double property.
o.x = 0.5;
%DeoptimizeNow();
return o.x + 0.25;
}
%PrepareFunctionForOptimization(f);
f();
f();
%OptimizeFunctionOnNextCall(f);
assertEquals(0.75, f());