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// Copyright 2014 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: --expose-debug-as debug --allow-natives-syntax
Debug = debug.Debug;
function f() { return %_DebugIsActive() != 0; }
assertFalse(f());
assertFalse(f());
Debug.setListener(function() {});
assertTrue(f());
Debug.setListener(null);
assertFalse(f());
%OptimizeFunctionOnNextCall(f);
assertFalse(f());
assertOptimized(f);
Debug.setListener(function() {});
assertTrue(f());
assertOptimized(f);
Debug.setListener(null);
assertFalse(f());
assertOptimized(f);
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