29 lines
523 B
JavaScript
29 lines
523 B
JavaScript
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// Copyright 2023 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Flags: --allow-natives-syntax --maglev
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const floats = new Float64Array(10);
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function f(proto) {
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const o = {
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__proto__: proto,
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};
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o.h = 1601;
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o.name;
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[v0, ...rest] = floats;
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return o;
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}
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%PrepareFunctionForOptimization(f);
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for (let i = 0; i < 20; ++i) {
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f();
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const o = f({});
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o.h = v0;
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}
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%OptimizeMaglevOnNextCall(f);
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f();
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