tools/clang/blink_gc_plugin/tests/cycle_sub.h

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CYCLE_SUB_H_
#define CYCLE_SUB_H_

#include "heap/stubs.h"

namespace blink {

class C;

// This contains a leaking cycle:
// C -per-> A -sub-> B -ref-> C

class A : public GarbageCollected<A> {
 public:
  virtual void Trace(Visitor*) const {}
};

class B : public A {
public:
 virtual void Trace(Visitor*) const;

private:
    scoped_refptr<C> m_c;
};

class C : public RefCounted<C> {
private:
    Persistent<A> m_a;
};

}

#endif