#define SGEN_VTABLE_HAS_REFERENCES(vt) (sgen_gc_descr_has_references ((mword)((MonoVTable*)(vt))->gc_descr))
#define SGEN_CLASS_HAS_REFERENCES(c) (sgen_gc_descr_has_references ((mword)(c)->gc_descr))
+#define SGEN_OBJECT_HAS_REFERENCES(o) (SGEN_VTABLE_HAS_REFERENCES (SGEN_LOAD_VTABLE ((o))))
/* helper macros to scan and traverse objects, macros because we resue them in many functions */
#define OBJ_RUN_LEN_SIZE(size,desc,obj) do { \