v8/test/mjsunit/regress/regress-802060.js

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// Copyright 2018 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 assertEquals(expected, found) {
found.length !== expected.length;
}
assertEquals([], [])
assertEquals("a", "a");
assertEquals([], []);
function f() {
assertEquals(0, undefined);
}
try {
f();
} catch (e) {
}
%OptimizeFunctionOnNextCall(f);
try {
f();
} catch (e) {
}