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PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
56 lines
908 B
JavaScript
56 lines
908 B
JavaScript
// Copyright 2015 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: --turbofan --no-always-turbofan --turbo-inlining
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var Debug = debug.Debug;
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function f1() {
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return 1;
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}
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function f2() {
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return 2;
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}
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function f3() {
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return f1();
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}
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function f4() {
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return 4;
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}
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function optimize(f) {
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%PrepareFunctionForOptimization(f);
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f();
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f();
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%OptimizeFunctionOnNextCall(f);
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f();
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}
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optimize(f1);
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optimize(f2);
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optimize(f3);
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Debug.setListener(function() {});
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assertOptimized(f1);
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assertOptimized(f2);
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assertOptimized(f3);
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Debug.setBreakPoint(f1, 1);
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// Setting break point deoptimizes f1 and f3 (which inlines f1).
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assertUnoptimized(f1);
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assertOptimized(f2);
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assertUnoptimized(f3);
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// We can optimize with break points set.
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optimize(f4);
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assertOptimized(f4);
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Debug.setListener(null);
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