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>
29 lines
519 B
JavaScript
29 lines
519 B
JavaScript
// Copyright 2014 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 --track-field-types
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function A(id) {
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this.id = id;
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}
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var a1 = new A(1);
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var a2 = new A(2);
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var g;
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function f(o, value) {
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g = o.o;
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o.o = value;
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return o.o;
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}
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var obj = {o: a1};
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%PrepareFunctionForOptimization(f);
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f(obj, a1);
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f(obj, a1);
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%OptimizeFunctionOnNextCall(f);
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assertEquals(a2.id, f(obj, a2).id);
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