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// Copyright 2019 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
const array = [42, 2.1]; // non-stable map (PACKED_DOUBLE)
let b = false;
function f() {
if (b) array[100000] = 4.2; // go to dictionary mode
return 42
};
%NeverOptimizeFunction(f);
function includes() {
return array.includes(f());
}
assertTrue(includes());
assertTrue(includes());
%OptimizeFunctionOnNextCall(includes);
assertTrue(includes());
b = true;
assertTrue(includes());
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