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PR-URL: https://github.com/nodejs/node/pull/35415 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com>
23 lines
454 B
JavaScript
23 lines
454 B
JavaScript
// Copyright 2020 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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// Flags: --allow-natives-syntax
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function foo(b) {
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var x = -0;
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var y = -0x80000000;
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if (b) {
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x = -1;
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y = 1;
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}
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return (x - y) == -0x80000000;
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}
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%PrepareFunctionForOptimization(foo);
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assertFalse(foo(true));
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%OptimizeFunctionOnNextCall(foo);
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assertFalse(foo(false));
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