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<?php class test { const BAR = 0 + self::FOO; const FOO = 0 + self::BAR; } var_dump(test::BAR);
Output for 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Cannot declare self-referencing constant self::FOO in /in/LJD8H:3 Stack trace: #0 /in/LJD8H(6): [constant expression]() #1 {main} thrown in /in/LJD8H on line 3
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Error: Cannot declare self-referencing constant self::FOO in /in/LJD8H:3 Stack trace: #0 /in/LJD8H(6): [constant expression]() #1 {main} thrown in /in/LJD8H on line 3
Process exited with code 255.
Output for 8.2.0 - 8.2.18
Fatal error: Uncaught Error: Cannot declare self-referencing constant self::FOO in /in/LJD8H:3 Stack trace: #0 {main} thrown in /in/LJD8H on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught Error: Cannot declare self-referencing constant self::FOO in /in/LJD8H:6 Stack trace: #0 {main} thrown in /in/LJD8H on line 6
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Cannot declare self-referencing constant 'self::FOO' in /in/LJD8H:6 Stack trace: #0 {main} thrown in /in/LJD8H on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Fatal error: Uncaught Error: Cannot declare self-referencing constant 'self::BAR' in /in/LJD8H:6 Stack trace: #0 {main} thrown in /in/LJD8H on line 6
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Fatal error: Cannot declare self-referencing constant 'self::BAR' in /in/LJD8H on line 6
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '+', expecting ',' or ';' in /in/LJD8H on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '+', expecting ',' or ';' in /in/LJD8H on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LJD8H on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/LJD8H on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/LJD8H on line 3
Process exited with code 255.

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