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<?php $x=new GMP(0); $x=$x+1; var_dump($x); var_dump((int)$x); class a { public $a; public function __destruct() { $this->a = null; } } $f= new SplFixedArray(5); $a=[$f]; $f[0]=new a(); $f[0]->a =& $a; echo(serialize([$a])); //var_dump($f);
Output for git.master
object(GMP)#2 (1) { ["num"]=> string(1) "1" } int(1)
Process exited with code 139.
Output for git.master_jit, rfc.property-hooks
object(GMP)#2 (1) { ["num"]=> string(1) "1" } int(1) a:1:{i:0;a:1:{i:0;O:13:"SplFixedArray":5:{i:0;O:1:"a":1:{s:1:"a";a:1:{i:0;r:3;}}i:1;N;i:2;N;i:3;N;i:4;N;}}}

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