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<?php class A { function x() : void { } } class B extends A { function x() { } }
Output for 7.1.0 - 7.1.16, 7.2.0 - 7.2.4
Fatal error: Declaration of B::x() must be compatible with A::x(): void in /in/4QqdS on line 15
Process exited with code 255.
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