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<?php $x = ['a','b']; $y = array_map($x, function($x){ throw new \Exception(); }); var_dump($y);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_map(): Argument #1 ($callback) must be a valid callback or null, class "a" not found in /in/aI72r:5 Stack trace: #0 /in/aI72r(5): array_map(Array, Object(Closure)) #1 {main} thrown in /in/aI72r on line 5
Process exited with code 255.

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