mirror of
https://github.com/ethereum/solidity
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30 lines
693 B
Solidity
30 lines
693 B
Solidity
contract D {
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uint public x;
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constructor(uint a) {
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x = a;
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}
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}
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contract C {
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function createDSalted(bytes32 salt, uint arg) public {
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address predictedAddress = address(uint160(uint(keccak256(abi.encodePacked(
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bytes1(0xff),
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address(this),
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salt,
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keccak256(abi.encodePacked(
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type(D).creationCode,
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arg
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))
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)))));
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D d = new D{salt: salt}(arg);
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require(address(d) == predictedAddress, "Address mismatch.");
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}
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}
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// ====
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// EVMVersion: >=constantinople
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// compileViaYul: also
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// ----
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// createDSalted(bytes32,uint256): 42, 64 ->
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// gas legacy: 102943
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