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<?php class ParentReturn {} class ChildReturn {} class ParentClass { /** @return ParentReturn */ public function overridable() { return new ParentReturn(); } public function nonOverridable(): ParentReturn { return new ParentReturn(); } } class ChildClass extends ParentClass { public function overridable(): ChildReturn { return new ChildReturn(); } public function nonOverridable(): ChildReturn {return new ChildReturn();} }
Output for git.master_jit, git.master
Fatal error: Declaration of ChildClass::nonOverridable(): ChildReturn must be compatible with ParentClass::nonOverridable(): ParentReturn in /in/QWY1M on line 16 Stack trace: #0 {main}
Process exited with code 255.

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