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<?php function foo(callable $bar) {} foo('Exception::__construct');
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: foo(): Argument #1 ($bar) must be of type callable, string given, called in /in/U2SYu on line 6 and defined in /in/U2SYu:3 Stack trace: #0 /in/U2SYu(6): foo('Exception::__co...') #1 {main} thrown in /in/U2SYu on line 3
Process exited with code 255.

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