Index: tools/clang/blink_gc_plugin/tests/polymorphic_class_with_non_virtual_trace.h |
diff --git a/tools/clang/blink_gc_plugin/tests/polymorphic_class_with_non_virtual_trace.h b/tools/clang/blink_gc_plugin/tests/polymorphic_class_with_non_virtual_trace.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f5d999ebf6430a7eddc20c549c268f6c36b5143d |
--- /dev/null |
+++ b/tools/clang/blink_gc_plugin/tests/polymorphic_class_with_non_virtual_trace.h |
@@ -0,0 +1,61 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef POLYMORPHIC_CLASS_WITH_NON_VIRTUAL_TRACE_H_ |
+#define POLYMORPHIC_CLASS_WITH_NON_VIRTUAL_TRACE_H_ |
+ |
+#include "heap/stubs.h" |
+ |
+namespace blink { |
+ |
+class HeapObject : public GarbageCollected<HeapObject> { |
+public: |
+ void trace(Visitor*) { } |
+}; |
+ |
+class NonPolymorphicBase { |
+}; |
+ |
+class PolymorphicBase { |
+public: |
+ virtual void foo(); |
+}; |
+ |
+class IsLeftMostPolymorphic |
+ : public GarbageCollected<IsLeftMostPolymorphic>, |
+ public PolymorphicBase { |
+public: |
+ void trace(Visitor*); |
+private: |
+ Member<HeapObject> m_obj; |
+}; |
+ |
+class IsNotLeftMostPolymorphic |
+ : public GarbageCollected<IsNotLeftMostPolymorphic>, |
+ public NonPolymorphicBase, |
+ public PolymorphicBase { |
+public: |
+ void trace(Visitor*); |
+private: |
+ Member<HeapObject> m_obj; |
+}; |
+ |
+template<typename T> |
+class TemplatedNonPolymorphicBase |
+ : public GarbageCollected<TemplatedNonPolymorphicBase<T> > { |
+public: |
+ void trace(Visitor* visitor) { visitor->trace(m_obj); } |
+private: |
+ Member<HeapObject> m_obj; |
+}; |
+ |
+// Looks OK, but will result in an incorrect object pointer when marking. |
+class TemplatedIsNotLeftMostPolymorphic |
+ : public TemplatedNonPolymorphicBase<TemplatedIsNotLeftMostPolymorphic>, |
+ public PolymorphicBase { |
+}; |
+ |
+} |
+ |
+#endif |