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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef TRACEIMPL_OVERLOADED_ERROR_H_ | 5 #ifndef TRACEIMPL_OVERLOADED_ERROR_H_ |
6 #define TRACEIMPL_OVERLOADED_ERROR_H_ | 6 #define TRACEIMPL_OVERLOADED_ERROR_H_ |
7 | 7 |
8 #include "heap/stubs.h" | 8 #include "heap/stubs.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 | 11 |
12 class X : public GarbageCollected<X> { | 12 class X : public GarbageCollected<X> { |
13 public: | 13 public: |
14 void Trace(Visitor*) {} | 14 void Trace(Visitor*) {} |
15 void Trace(InlinedGlobalMarkingVisitor) {} | |
16 }; | 15 }; |
17 | 16 |
18 class InlinedBase : public GarbageCollected<InlinedBase> { | 17 class InlinedBase : public GarbageCollected<InlinedBase> { |
19 public: | 18 public: |
20 virtual void Trace(Visitor* visitor) { TraceImpl(visitor); } | 19 virtual void Trace(Visitor* visitor) { |
21 virtual void Trace(InlinedGlobalMarkingVisitor visitor) { | 20 // Missing visitor->Trace(x_base_). |
22 TraceImpl(visitor); | |
23 } | 21 } |
24 | 22 |
25 private: | 23 private: |
26 template <typename VisitorDispatcher> | |
27 void TraceImpl(VisitorDispatcher visitor) { | |
28 // Missing visitor->Trace(x_base_). | |
29 } | |
30 | |
31 Member<X> x_base_; | 24 Member<X> x_base_; |
32 }; | 25 }; |
33 | 26 |
34 class InlinedDerived : public InlinedBase { | 27 class InlinedDerived : public InlinedBase { |
35 public: | 28 public: |
36 void Trace(Visitor* visitor) override { TraceImpl(visitor); } | 29 void Trace(Visitor* visitor) override { |
37 void Trace(InlinedGlobalMarkingVisitor visitor) override { | 30 // Missing visitor->Trace(x_derived_) and InlinedBase::Trace(visitor). |
38 TraceImpl(visitor); | |
39 } | 31 } |
40 | 32 |
41 private: | 33 private: |
42 template <typename VisitorDispatcher> | |
43 void TraceImpl(VisitorDispatcher visitor) { | |
44 // Missing visitor->Trace(x_derived_) and InlinedBase::Trace(visitor). | |
45 } | |
46 | |
47 Member<X> x_derived_; | 34 Member<X> x_derived_; |
48 }; | 35 }; |
49 | 36 |
50 class ExternBase : public GarbageCollected<ExternBase> { | 37 class ExternBase : public GarbageCollected<ExternBase> { |
51 public: | 38 public: |
52 virtual void Trace(Visitor*); | 39 virtual void Trace(Visitor*); |
53 virtual void Trace(InlinedGlobalMarkingVisitor); | |
54 | 40 |
55 private: | 41 private: |
56 template <typename VisitorDispatcher> | |
57 void TraceImpl(VisitorDispatcher); | |
58 | |
59 Member<X> x_base_; | 42 Member<X> x_base_; |
60 }; | 43 }; |
61 | 44 |
62 class ExternDerived : public ExternBase { | 45 class ExternDerived : public ExternBase { |
63 public: | 46 public: |
64 void Trace(Visitor*) override; | 47 void Trace(Visitor*) override; |
65 void Trace(InlinedGlobalMarkingVisitor) override; | |
66 | 48 |
67 private: | 49 private: |
68 template <typename VisitorDispatcher> | |
69 void TraceImpl(VisitorDispatcher); | |
70 | |
71 Member<X> x_derived_; | 50 Member<X> x_derived_; |
72 }; | 51 }; |
73 | 52 |
74 } | 53 } |
75 | 54 |
76 #endif // TRACEIMPL_OVERLOADED_ERROR_H_ | 55 #endif // TRACEIMPL_OVERLOADED_ERROR_H_ |
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