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4f72291521
PR-URL: https://github.com/nodejs/node/pull/39945 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com>
30 lines
688 B
JavaScript
30 lines
688 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 --opt
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// Flags: --no-flush-bytecode --no-stress-flush-code
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function changeMap(obj) {
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obj.blub = 42;
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}
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function reducer(acc, val, i, obj) {
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return changeMap(obj);
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}
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function foo(obj) {
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return obj.reduce(reducer);
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}
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%NeverOptimizeFunction(reducer);
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%PrepareFunctionForOptimization(foo);
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foo([0, 1, 2]);
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foo([0, 1, 2]);
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%OptimizeFunctionOnNextCall(foo);
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foo([0, 1, 2]);
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%PrepareFunctionForOptimization(foo);
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%OptimizeFunctionOnNextCall(foo);
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foo([0, 1, 2]);
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assertOptimized(foo);
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