1--TEST-- 2SPL: FixedArray: Infinite loop in var_export bugfix 3--FILE-- 4<?php 5call_user_func(function () { 6 $x = new SplFixedArray(4); 7 $x[0] = NAN; // Test NAN just in case this check is incorrectly refactored to use zend_is_identical 8 $x[1] = 0.0; 9 $x[2] = $x; 10 $x[3] = $x; 11 var_export($x); 12 echo "\n"; 13 $x[1] = -0.0; 14 debug_zval_dump($x); 15}); 16?> 17--EXPECTF-- 18Warning: var_export does not handle circular references in %s on line 8 19 20Warning: var_export does not handle circular references in %s on line 8 21\SplFixedArray::__set_state(array( 22 0 => NAN, 23 1 => 0.0, 24 2 => NULL, 25 3 => NULL, 26)) 27object(SplFixedArray)#2 (4) refcount(6){ 28 [0]=> 29 float(NAN) 30 [1]=> 31 float(-0) 32 [2]=> 33 *RECURSION* 34 [3]=> 35 *RECURSION* 36}