caching_it        480 ext/spl/spl_iterators.c 	zval caching_it, aggregate_retval;
caching_it        503 ext/spl/spl_iterators.c 				spl_instantiate_arg_ex2(spl_ce_RecursiveCachingIterator, &caching_it, iterator, &caching_it_flags);
caching_it        507 ext/spl/spl_iterators.c 				iterator = &caching_it;