c0720d28db
BUG=v8:8801 Change-Id: Id5ef6219ba2dca2be0603dd0d45e7b27136836e9 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1587391 Reviewed-by: Mythri Alle <mythria@chromium.org> Commit-Queue: Ross McIlroy <rmcilroy@chromium.org> Cr-Commit-Position: refs/heads/master@{#61085}
47 lines
903 B
JavaScript
47 lines
903 B
JavaScript
// Copyright 2017 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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function f() {
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debugger;
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return 1;
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}
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function g() {
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return f(); // Break
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}
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function h() {
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return g();
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}
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%PrepareFunctionForOptimization(h);
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h();
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h();
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var Debug = debug.Debug;
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var step_count = 0;
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var exception = null;
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Break) return;
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try {
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if (step_count == 0) {
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exec_state.prepareStep(Debug.StepAction.StepOut);
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} else {
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assertTrue(exec_state.frame().sourceLineText().includes('Break'));
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}
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step_count++;
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} catch (e) {
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exception = e;
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print(e);
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}
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}
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Debug.setListener(listener);
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%OptimizeFunctionOnNextCall(h);
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h();
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Debug.setListener(null);
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assertNull(exception);
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assertEquals(2, step_count);
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