rb_objspace_garbage_object_p  102 gc.h           int rb_objspace_garbage_object_p(VALUE obj);
rb_objspace_garbage_object_p  260 string.c       	if (rb_objspace_garbage_object_p(str)) {
rb_objspace_garbage_object_p  495 symbol.c           if (UNLIKELY(rb_objspace_garbage_object_p(sym))) {
rb_objspace_garbage_object_p  786 symbol.c           else if (!SYMBOL_PINNED_P(sym) && rb_objspace_garbage_object_p(sym)) {