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<?php interface Foo extends Psr { function f($x); } interface Psr { function f(string $x); } class Clazz implements Foo { function f(string $x) {} }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of Clazz::f(string $x) must be compatible with Foo::f($x) in /in/n8U4f on line 15
Process exited with code 255.

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