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<?php class A { public function f() { return false; } } $a = new A(); function f(A $a) { if ($a->f()) { echo 1; } else { echo 0; } } f(null);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: f(): Argument #1 ($a) must be of type A, null given, called in /in/NYjPP on line 20 and defined in /in/NYjPP:11 Stack trace: #0 /in/NYjPP(20): f(NULL) #1 {main} thrown in /in/NYjPP on line 11
Process exited with code 255.

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