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ERC2771Context gas improvements (#5590)

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Co-authored-by: Hadrien Croubois <hadrien.croubois@gmail.com>
This commit is contained in:
Nick Barry
2025-03-26 11:00:40 +00:00
committed by GitHub
parent 0a77e54c30
commit 1eb82eca85
1 changed files with 8 additions and 4 deletions
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12
contracts/metatx/ERC2771Context.sol
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@ -55,8 +55,10 @@ abstract contract ERC2771Context is Context {
function _msgSender() internal view virtual override returns (address) { function _msgSender() internal view virtual override returns (address) {
uint256 calldataLength = msg.data.length; uint256 calldataLength = msg.data.length;
uint256 contextSuffixLength = _contextSuffixLength(); uint256 contextSuffixLength = _contextSuffixLength();
if (isTrustedForwarder(msg.sender) && calldataLength >= contextSuffixLength) { if (calldataLength >= contextSuffixLength && isTrustedForwarder(msg.sender)) {
return address(bytes20(msg.data[calldataLength - contextSuffixLength:])); unchecked {
return address(bytes20(msg.data[calldataLength - contextSuffixLength:]));
}
} else { } else {
return super._msgSender(); return super._msgSender();
} }
@ -70,8 +72,10 @@ abstract contract ERC2771Context is Context {
function _msgData() internal view virtual override returns (bytes calldata) { function _msgData() internal view virtual override returns (bytes calldata) {
uint256 calldataLength = msg.data.length; uint256 calldataLength = msg.data.length;
uint256 contextSuffixLength = _contextSuffixLength(); uint256 contextSuffixLength = _contextSuffixLength();
if (isTrustedForwarder(msg.sender) && calldataLength >= contextSuffixLength) { if (calldataLength >= contextSuffixLength && isTrustedForwarder(msg.sender)) {
return msg.data[:calldataLength - contextSuffixLength]; unchecked {
return msg.data[:calldataLength - contextSuffixLength];
}
} else { } else {
return super._msgData(); return super._msgData();
} }