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<?php interface foo { public function test($a); } class bar implements foo { public function test($a, $b) // invalid { } } class baz implements foo { public function test($a, $b = null) // valid { } }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of bar::test($a, $b) must be compatible with foo::test($a) in /in/RW9lO on line 10
Process exited with code 255.

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