6bd756d7c6
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>
42 lines
784 B
JavaScript
42 lines
784 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: --turbofan --no-turbo
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var Debug = debug.Debug
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var exception = null;
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var step = 0;
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Exception) return;
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try {
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step++;
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} catch (e) {
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exception = e;
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}
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}
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Debug.setBreakOnException();
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Debug.setListener(listener);
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(function () {
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"use asm";
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function f() {
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try {
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throw 666;
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} catch (e) {
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}
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}
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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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assertOptimized(f);
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})();
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Debug.setListener(null);
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assertNull(exception);
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assertEquals(3, step);
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