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<?php function mutabledefault(&$arg=array("foo")) { var_dump($arg); } var_dump(array("hiss")); var_dump(array_hiss());
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> string(4) "hiss" } Fatal error: Uncaught Error: Call to undefined function array_hiss() in /in/VtvCU:8 Stack trace: #0 {main} thrown in /in/VtvCU on line 8
Process exited with code 255.

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