1--TEST-- 2Cloning GMP instances 3--SKIPIF-- 4<?php if (!extension_loaded("gmp")) print "skip"; ?> 5--FILE-- 6<?php 7 8$a = gmp_init(3); 9$b = clone $a; 10gmp_clrbit($a, 0); 11var_dump($a, $b); // $b should be unaffected 12 13?> 14--EXPECTF-- 15object(GMP)#1 (1) { 16 ["num"]=> 17 string(1) "2" 18} 19object(GMP)#2 (1) { 20 ["num"]=> 21 string(1) "3" 22} 23