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PR-URL: https://github.com/nodejs/node/pull/28918 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
21 lines
438 B
JavaScript
21 lines
438 B
JavaScript
// Copyright 2019 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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let dummy = {x: 0.1};
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let o = {x: 0};
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function f(o, v) {
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o.x = v;
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};
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%PrepareFunctionForOptimization(f);
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f(o, 0);
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f(o, 0);
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assertEquals(Infinity, 1 / o.x);
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%OptimizeFunctionOnNextCall(f);
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f(o, -0);
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assertEquals(-Infinity, 1 / o.x);
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