Online PHP editor | output for 4Glr2

Output for 8.0.21 - 8.0.30, 8.1.8 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5: string(18) "0000-01-02 -1-52-7" string(18) "0000-01-01 -1-52-6" string(19) "-0001-12-31 -1-52-5" string(53) "The issue appeared here. Expected: 0000-01-02 -1-52-5" string(19) "-0001-12-30 -1-52-4" string(19) "-0001-12-29 -1-52-3"
Output for 5.6.4 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.20, 8.1.0 - 8.1.7: string(18) "0000-01-02 -1-52-7" string(18) "0000-01-01 -1-52-6" string(19) "-0001-12-31 -1-53-4" string(53) "The issue appeared here. Expected: 0000-01-02 -1-52-5" string(19) "-0001-12-30 -1-53-3" string(19) "-0001-12-29 -1-53-2"
Output for 5.6.0 - 5.6.3: string(18) "0000-01-02 -1-52-7" string(18) "0000-01-01 -1-52-6" string(19) "-0001-12-31 -1-52-6" string(53) "The issue appeared here. Expected: 0000-01-02 -1-52-5" string(19) "-0001-12-30 -1-52-5" string(19) "-0001-12-29 -1-52-4"