tools/clang/blink_gc_plugin/tests/traceimpl.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 TRACEIMPL_H_
   6 #define TRACEIMPL_H_
   7
   8 #include "heap/stubs.h"
   9
  10 namespace blink {
  11
  12 class X : public GarbageCollected<X> {
  13  public:
  14   virtual void trace(Visitor*) {}
  15 };
  16
  17 class TraceImplInlined : public GarbageCollected<TraceImplInlined> {
  18  public:
  19   void trace(Visitor* visitor) { traceImpl(visitor); }
  20
  21   template <typename VisitorDispatcher>
  22   void traceImpl(VisitorDispatcher visitor) {
  23     visitor->trace(x_);
  24   }
  25
  26  private:
  27   Member<X> x_;
  28 };
  29
  30 class TraceImplExtern : public GarbageCollected<TraceImplExtern> {
  31  public:
  32   void trace(Visitor* visitor);
  33   template <typename VisitorDispatcher>
  34   inline void traceImpl(VisitorDispatcher);
  35
  36  private:
  37   Member<X> x_;
  38 };
  39
  40 class Base : public GarbageCollected<Base> {
  41  public:
  42   virtual void trace(Visitor* visitor) {}
  43 };
  44
  45 class TraceImplBaseInlined : public Base {
  46  public:
  47   void trace(Visitor* visitor) override { traceImpl(visitor); }
  48
  49   template <typename VisitorDispatcher>
  50   void traceImpl(VisitorDispatcher visitor) {
  51     Base::trace(visitor);
  52   }
  53 };
  54
  55 class TraceImplBaseExtern : public Base {
  56  public:
  57   void trace(Visitor* visitor) override;
  58
  59   template <typename VisitorDispatcher>
  60   void traceImpl(VisitorDispatcher);
  61
  62  private:
  63   Member<X> x_;
  64 };
  65
  66 }
  67
  68 #endif