e31f0a7d25
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
599 B
JavaScript
21 lines
599 B
JavaScript
// Copyright 2016 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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var o = {}
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var p = {foo: 1.5}
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function g(x) { return x.foo === +x.foo; }
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%PrepareFunctionForOptimization(g);
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assertEquals(false, g(o));
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assertEquals(false, g(o));
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%OptimizeFunctionOnNextCall(g);
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assertEquals(false, g(o)); // Still fine here.
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assertEquals(true, g(p));
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%PrepareFunctionForOptimization(g);
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%OptimizeFunctionOnNextCall(g);
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assertEquals(false, g(o)); // Confused by type feedback.
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