Sparkn

CodeFox Inc.
DeFiFoundryProxy
15,000 USDC
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Submission Details
Severity: low

Double type casts create complexity within the code

Summary

Double type casts create complexity within the code

Vulnerability Details

Double type casting should be avoided in Solidity contracts to prevent unintended consequences and ensure accurate data representation. Performing multiple type casts in succession can lead to unexpected truncation, rounding errors, or loss of precision, potentially compromising the contract's functionality and reliability. Furthermore, double type casting can make the code less readable and harder to maintain, increasing the likelihood of errors and misunderstandings during development and debugging. To ensure precise and consistent data handling, developers should use appropriate data types and avoid unnecessary or excessive type casting, promoting a more robust and dependable contract execution.

Impact

File: src/ProxyFactory.sol
226: bytes memory code = abi.encodePacked(type(Proxy).creationCode, uint256(uint160(implementation)));
227: bytes32 hash = keccak256(abi.encodePacked(bytes1(0xff), address(this), salt, keccak256(code)));
228: proxy = address(uint160(uint256(hash)));

226, 227, 228

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