v8/test/debugger/debug/regress/regress-crbug-633999.js

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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --crankshaft --no-turbo
var Debug = debug.Debug
var exception = null;
var step = 0;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Exception) return;
try {
step++;
} catch (e) {
exception = e;
}
}
Debug.setBreakOnException();
Debug.setListener(listener);
(function () {
"use asm";
function f() {
try {
throw 666;
} catch (e) {
}
}
f();
f();
%OptimizeFunctionOnNextCall(f);
f();
assertOptimized(f);
})();
Debug.setListener(null);
assertNull(exception);
assertEquals(3, step);