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<?php error_reporting(E_ALL); function a(callable $a) { } try { a('foo'); } catch (\Exception $e) { echo "Catched"; }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: a(): Argument #1 ($a) must be of type callable, string given, called in /in/XhTb5 on line 10 and defined in /in/XhTb5:5 Stack trace: #0 /in/XhTb5(10): a('foo') #1 {main} thrown in /in/XhTb5 on line 5
Process exited with code 255.

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