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<?php namespace A { class Foo { public $foo; public function __construct() { $this->foo = function (integer $a) { var_dump("foo"); }; } } } namespace { $foo = (new A\Foo)->foo; $foo(null); echo "Done\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: "integer" will be interpreted as a class name. Did you mean "int"? Write "\A\integer" or import the class with "use" to suppress this warning in /in/hEXqK on line 8 Fatal error: Uncaught TypeError: A\Foo::A\{closure}(): Argument #1 ($a) must be of type A\integer, null given, called in /in/hEXqK on line 17 and defined in /in/hEXqK:8 Stack trace: #0 /in/hEXqK(17): A\Foo->A\{closure}(NULL) #1 {main} thrown in /in/hEXqK on line 8
Process exited with code 255.

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