tools/clang/blink_gc_plugin/tests/trace_templated_super.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef TRACE_TEMPLATED_SUPER_H_
   6 #define TRACE_TEMPLATED_SUPER_H_
   7
   8 #include "heap/stubs.h"
   9
  10 namespace blink {
  11
  12 class HeapObject;
  13
  14 class Mixin : public GarbageCollectedMixin {
  15 public:
  16     virtual void trace(Visitor*) override { }
  17 };
  18
  19 template<typename T>
  20 class Super : public GarbageCollected<Super<T> >, public Mixin {
  21     USING_GARBAGE_COLLECTED_MIXIN(Super);
  22 public:
  23     virtual void trace(Visitor*) override;
  24     void clearWeakMembers(Visitor*);
  25 private:
  26     Member<HeapObject> m_obj;
  27     WeakMember<HeapObject> m_weak;
  28 };
  29
  30 template<typename T>
  31 class Sub : public Super<T> {
  32 public:
  33     virtual void trace(Visitor* visitor) override;
  34 private:
  35     Member<HeapObject> m_obj;
  36 };
  37
  38 class HeapObject : public Sub<HeapObject> {
  39 public:
  40     virtual void trace(Visitor*) override;
  41 private:
  42     Member<HeapObject> m_obj;
  43 };
  44
  45 }
  46
  47 #endif