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<?php $a = function (int $a = null) : int { $a = 1; if ($a == 2) {return $a;} }; $a();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: {closure}(): Return value must be of type int, none returned in /in/ra3DT:3 Stack trace: #0 /in/ra3DT(5): {closure}() #1 {main} thrown in /in/ra3DT on line 3
Process exited with code 255.

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