24 lines
557 B
JavaScript
24 lines
557 B
JavaScript
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// Copyright 2024 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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function foo() {
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let o = { value: 1.5 };
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// {x} should be a freshly allocated HeapNumber and not alias {o.value}.
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let x = o.value;
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inc(o);
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return x;
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}
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function inc(o) {
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o.value++;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(foo(), 1.5);
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assertEquals(foo(), 1.5);
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%OptimizeMaglevOnNextCall(foo);
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assertEquals(foo(), 1.5);
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