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<?php interface i1 { public function f1(array $x = array(), stdClass $b = null); } class c1 implements i1 { public function f1($x = array(), SplQueue $q = null) { echo __CLASS__ . PHP_EOL; } } $x = new c1();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of c1::f1($x = [], ?SplQueue $q = null) must be compatible with i1::f1(array $x = [], ?stdClass $b = null) in /in/OPBWZ on line 7
Process exited with code 255.

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