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<?php class A { const X = 1 + self::Z; const Y = 1 - self::Z; const Z = self::Z; function f() { echo static::X; echo static::Y; echo static::Z; } } class B extends A { const Z = 1; } (new B)->f();
Output for git.master, git.master_jit
Fatal error: Uncaught Error: Cannot declare self-referencing constant self::Z in /in/5aYB5:6 Stack trace: #0 {main} thrown in /in/5aYB5 on line 6
Process exited with code 255.
Output for rfc.property-hooks
Fatal error: Uncaught Error: Cannot declare self-referencing constant self::Z in /in/5aYB5:6 Stack trace: #0 /in/5aYB5(19): [constant expression]() #1 {main} thrown in /in/5aYB5 on line 6
Process exited with code 255.

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