+ assert(RB_TYPE_P(ary, T_ARRAY));
+ assert(ary_should_not_be_shared_and_embedded(ary));
+ return FL_TEST_RAW(ary, RARRAY_SHARED_FLAG);
+}
+
+static inline bool
+ARY_EMBED_P(VALUE ary)
+{
+ assert(RB_TYPE_P(ary, T_ARRAY));
+ assert(ary_should_not_be_shared_and_embedded(ary));
+ return FL_TEST_RAW(ary, RARRAY_EMBED_FLAG);
+}
+
+static inline VALUE
+ARY_SHARED_ROOT(VALUE ary)
+{
+ assert(ARY_SHARED_P(ary));
+ return RARRAY(ary)->as.heap.aux.shared_root;
+}
+
+static inline bool
+ARY_SHARED_ROOT_P(VALUE ary)
+{
+ assert(RB_TYPE_P(ary, T_ARRAY));
+ return FL_TEST_RAW(ary, RARRAY_SHARED_ROOT_FLAG);
+}
+
+static inline long
+ARY_SHARED_ROOT_REFCNT(VALUE ary)
+{
+ assert(ARY_SHARED_ROOT_P(ary));
+ return RARRAY(ary)->as.heap.aux.capa;