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<?php interface A {} interface B extends A {} class foo { function thing(A $a) { } } class bar extends foo { function thing(B $a) { } }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of bar::thing(B $a) must be compatible with foo::thing(A $a) in /in/m9WrP on line 9
Process exited with code 255.

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