1 In file included from stack_allocated.cpp:5: 2 ./stack_allocated.h:14:1: warning: [blink-gc] Class 'PartObject' requires a trace method. 3 class PartObject { 4 ^ 5 ./stack_allocated.h:17:5: note: [blink-gc] Untraced field 'm_obj' declared here: 6 Member<HeapObject> m_obj; // Needs tracing. 7 ^ 8 ./stack_allocated.h:26:1: warning: [blink-gc] Class 'HeapObject' contains invalid fields. 9 class HeapObject : public GarbageCollected<HeapObject> { 10 ^ 11 ./stack_allocated.h:30:5: note: [blink-gc] Stack-allocated field 'm_part' declared here: 12 StackObject m_part; // Cannot embed a stack allocated object. 13 ^ 14 ./stack_allocated.h:34:27: warning: [blink-gc] Stack-allocated class 'DerivedHeapObject' derives class 'HeapObject' which is garbage collected. 15 class DerivedHeapObject : public HeapObject, public StackObject { 16 ^ 17 ./stack_allocated.h:38:28: warning: [blink-gc] Stack-allocated class 'DerivedHeapObject2' derives class 'HeapObject' which is garbage collected. 18 class DerivedHeapObject2 : public HeapObject { 19 ^ 20 ./stack_allocated.h:39:3: warning: [blink-gc] Garbage collected class 'DerivedHeapObject2' is not permitted to override its new operator. 21 STACK_ALLOCATED(); 22 ^ 23 ./heap/stubs.h:149:5: note: expanded from macro 'STACK_ALLOCATED' 24 __attribute__((annotate("blink_stack_allocated"))) \ 25 ^ 26 stack_allocated.cpp:12:1: warning: [blink-gc] Class 'AnonStackObject' contains invalid fields. 27 class AnonStackObject : public StackObject { 28 ^ 29 stack_allocated.cpp:14:5: note: [blink-gc] Raw pointer field 'm_obj' to a GC managed class declared here: 30 HeapObject* m_obj; 31 ^ 32 6 warnings generated. 33