tools/clang/blink_gc_plugin/tests/traceimpl_error.h

   1 // Copyright 2015 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_ERROR_H_
   6 #define TRACEIMPL_ERROR_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 TraceImplInlinedWithUntracedMember
  18     : public GarbageCollected<TraceImplInlinedWithUntracedMember> {
  19  public:
  20   void trace(Visitor* visitor) { traceImpl(visitor); }
  21
  22   template <typename VisitorDispatcher>
  23   void traceImpl(VisitorDispatcher visitor) {
  24     // Empty; should get complaints from the plugin for untraced x_.
  25   }
  26
  27  private:
  28   Member<X> x_;
  29 };
  30
  31 class TraceImplExternWithUntracedMember
  32     : public GarbageCollected<TraceImplExternWithUntracedMember> {
  33  public:
  34   void trace(Visitor* visitor);
  35
  36   template <typename VisitorDispatcher>
  37   inline void traceImpl(VisitorDispatcher);
  38
  39  private:
  40   Member<X> x_;
  41 };
  42
  43 class Base : public GarbageCollected<Base> {
  44  public:
  45   virtual void trace(Visitor*) {}
  46 };
  47
  48 class TraceImplInlineWithUntracedBase : public Base {
  49  public:
  50   void trace(Visitor* visitor) override { traceImpl(visitor); }
  51
  52   template <typename VisitorDispatcher>
  53   void traceImpl(VisitorDispatcher visitor) {
  54     // Empty; should get complaints from the plugin for untraced Base.
  55   }
  56 };
  57
  58 class TraceImplExternWithUntracedBase : public Base {
  59  public:
  60   void trace(Visitor*) override;
  61
  62   template <typename VisitorDispatcher>
  63   void traceImpl(VisitorDispatcher visitor);
  64 };
  65
  66 }
  67
  68 #endif  // TRACEIMPL_ERROR_H_