nodejs/deps/v8/test/mjsunit/maglev/alias-materialized-objects.js
Michaël Zasso cfbf9e0d14 deps: update V8 to 12.4.254.14
PR-URL: https://github.com/nodejs/node/pull/52465
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>
2024-04-22 21:25:15 +00:00

26 lines
553 B
JavaScript

// Copyright 2024 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 --maglev --no-always-turbofan
function bar() {}
function foo(i) {
let a = [1, 4.2, 3];
let b = a;
if (i == 1) {
bar(); // Force deoptimization.
return a == b;
}
}
%PrepareFunctionForOptimization(foo);
foo(0);
foo(0);
%OptimizeMaglevOnNextCall(foo);
foo(0);
assertTrue(isMaglevved(foo));
assertTrue(foo(1));
assertUnoptimized(foo);