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<?php interface A { public function foo(int $bar, bool $baz = false): void; } class B implements A { public function foo(int $bar): void { } }
Output for git.master, rfc.property-hooks, git.master_jit
Fatal error: Declaration of B::foo(int $bar): void must be compatible with A::foo(int $bar, bool $baz = false): void in /in/JOtqn on line 8
Process exited with code 255.

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