Mitigation for: AI likely weakened by integer overflow
Mitigation for https://osdn.net/projects/freeciv/ticket/46286
https://github.com/freeciv/freeciv/pull/45
not fully fixed, the mitigation is not enough
https://osdn.net/projects/freeciv/ticket/46286#comment:12505:46286:1678697700
Mitigation for https://osdn.net/projects/freeciv/ticket/46286