...tion of an Optimism network. All
* configuration is stored on L1 and picked up by L2 as part of the derviation of the L2
* chain.
*/
contract SystemConfig is OwnableUpgradeable, Semver {
/**
* @notice Enum representing different types of updates.
*
* @cu...
...ert if either called1 or called2 returned address(0)
if iszero(and(called1, called2)) {
revert(0x00, 0x00)
}
mstore(0x00, called1)
mstore(0x20, called2)
return(0x00, 0x40)
}
}
}
contract Called {
functio...
...log.li.fi/what-are-bloc...](https://blog.li.fi/what-are-blockchain-bridges-and-how-can-we-classify-them-560dc6ec05fa)
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