SafeMath is not needed when using Solidity version 0.8.
This contracts version 0.8.10 which already implements overflow checks by default.
At the same time, it uses the SafeMath library from OpenZeppelin which is more gas expensive than the 0.8. overflow checks.
GalloDaSballo
commented
2 years ago
SafeMath is not needed when using Solidity version 0.8. This contracts version 0.8.10 which already implements overflow checks by default. At the same time, it uses the SafeMath library from OpenZeppelin which is more gas expensive than the 0.8. overflow checks.
https://github.com/Plex-Engineer/lending-market-v2/blob/2646a7676b721db8a7754bf5503dcd712eab2f8a/contracts/NoteInterest.sol https://github.com/Plex-Engineer/lending-market-v2/blob/2646a7676b721db8a7754bf5503dcd712eab2f8a/contracts/Timelock.sol